IPC Classification

Class code (prefix) Descriptions Number of results
F16B 1/00 Devices for securing together, or preventing relative movement between, constructional elements or machine parts
F16B 1/02 Means for securing elements of mechanisms after operation
F16B 1/04 Means for securing elements of mechanisms after operation disengaged by movement of the actuating member of the element
F16B 2/00 Friction-grip releasable fastenings
F16B 2/02 Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening
F16B 2/04 Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening internal, i.e. with spreading action
F16B 2/06 Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening external, i.e. with contracting action
F16B 2/08 Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening external, i.e. with contracting action using bands
F16B 2/10 Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening external, i.e. with contracting action using pivoting jaws
F16B 2/12 Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening external, i.e. with contracting action using sliding jaws
F16B 2/14 Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening using wedges
F16B 2/16 Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening using rollers or balls
F16B 2/18 Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening using cams, levers, eccentrics, or toggles
F16B 2/20 Clips, i.e. with gripping action effected solely by the inherent resistance to deformation of the material of the fastening
F16B 2/22 Clips, i.e. with gripping action effected solely by the inherent resistance to deformation of the material of the fastening of resilient material, e.g. rubbery material
F16B 2/24 Clips, i.e. with gripping action effected solely by the inherent resistance to deformation of the material of the fastening of resilient material, e.g. rubbery material of metal
F16B 2/26 Clips, i.e. with gripping action effected solely by the inherent resistance to deformation of the material of the fastening of pliable non-resilient material, e.g. plant tie
F16B 3/00 Key-type connections; Keys
F16B 3/04 Key-type connections; Keys using keys formed of wire or other flexible material, to be inserted through an opening giving access to grooves in the adjacent surfaces of the parts to be connected
F16B 3/06 Key-type connections; Keys using taper sleeves
F16B 4/00 Shrinkage connection, e.g. assembled with the parts at different temperature; Force fits; Non-releasable friction-grip fastenings
F16B 5/00 Joining sheets or plates to one another or to strips or bars parallel to them
F16B 5/01 Joining sheets or plates to one another or to strips or bars parallel to them by means of fastening elements specially adapted for honeycomb panels
F16B 5/02 Joining sheets or plates to one another or to strips or bars parallel to them by means of fastening members using screw-thread
F16B 5/04 Joining sheets or plates to one another or to strips or bars parallel to them by means of riveting
F16B 5/06 Joining sheets or plates to one another or to strips or bars parallel to them by means of clamps or clips
F16B 5/07 Joining sheets or plates to one another or to strips or bars parallel to them by means of multiple interengaging protrusions on the surfaces, e.g. hooks, coils
F16B 5/08 Joining sheets or plates to one another or to strips or bars parallel to them by means of welds or the like
F16B 5/10 Joining sheets or plates to one another or to strips or bars parallel to them by means of bayonet connections
F16B 5/12 Fastening strips or bars to sheets or plates, e.g. rubber strips, decorative strips for motor vehicles, by means of clips
F16B 7/00 Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections
F16B 7/02 Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections with conical parts
F16B 7/04 Clamping or clipping connections
F16B 7/06 Turnbuckles
F16B 7/08 Pipe saddles
F16B 7/10 Telescoping systems
F16B 7/12 Telescoping systems locking only in extreme extended position
F16B 7/14 Telescoping systems locking in intermediate positions
F16B 7/16 Telescoping systems locking in intermediate positions locking only against movement in one direction
F16B 7/18 Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections using screw-thread elements
F16B 7/20 Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections using bayonet connections
F16B 7/22 Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections using hooks or like elements
F16B 9/00 Connections of rods or tubular parts to flat surfaces at an angle
F16B 9/02 Detachable connections
F16B 11/00 Connecting constructional elements or machine parts by sticking or pressing them together, e.g. cold pressure welding
F16B 12/00 Jointing of furniture or the like, e.g. hidden from exterior
F16B 12/02 Joints between panels and corner posts
F16B 12/04 Non-loosenable joints for non-metal furniture parts, e.g. glued
F16B 12/06 Non-loosenable joints for metal furniture parts
F16B 12/08 Non-loosenable joints for metal furniture parts without use of separate connecting elements
F16B 12/10 Jointing of furniture or the like, e.g. hidden from exterior using pegs, bolts, tenons, clamps, clips, or the like
F16B 12/12 Jointing of furniture or the like, e.g. hidden from exterior using pegs, bolts, tenons, clamps, clips, or the like for non-metal furniture parts, e.g. made of wood, of plastics
F16B 12/14 Jointing of furniture or the like, e.g. hidden from exterior using pegs, bolts, tenons, clamps, clips, or the like for non-metal furniture parts, e.g. made of wood, of plastics using threaded bolts or screws
F16B 12/16 Jointing of furniture or the like, e.g. hidden from exterior using pegs, bolts, tenons, clamps, clips, or the like for non-metal furniture parts, e.g. made of wood, of plastics using threaded bolts or screws using self-tapping screws
F16B 12/18 Jointing of furniture or the like, e.g. hidden from exterior using pegs, bolts, tenons, clamps, clips, or the like for non-metal furniture parts, e.g. made of wood, of plastics using threaded bolts or screws using drawing bars
F16B 12/20 Jointing of furniture or the like, e.g. hidden from exterior using pegs, bolts, tenons, clamps, clips, or the like for non-metal furniture parts, e.g. made of wood, of plastics using clamps, clips, wedges, sliding bolts, or the like
F16B 12/22 Jointing of furniture or the like, e.g. hidden from exterior using pegs, bolts, tenons, clamps, clips, or the like for non-metal furniture parts, e.g. made of wood, of plastics using keyhole-shaped slots and pins
F16B 12/24 Jointing of furniture or the like, e.g. hidden from exterior using pegs, bolts, tenons, clamps, clips, or the like for non-metal furniture parts, e.g. made of wood, of plastics using separate pins, dowels, or the like
F16B 12/26 Jointing of furniture or the like, e.g. hidden from exterior using pegs, bolts, tenons, clamps, clips, or the like for non-metal furniture parts, e.g. made of wood, of plastics using snap-action elements
F16B 12/28 Jointing of furniture or the like, e.g. hidden from exterior using pegs, bolts, tenons, clamps, clips, or the like for metal furniture parts
F16B 12/30 Jointing of furniture or the like, e.g. hidden from exterior using pegs, bolts, tenons, clamps, clips, or the like for metal furniture parts using threaded bolts
F16B 12/32 Jointing of furniture or the like, e.g. hidden from exterior using pegs, bolts, tenons, clamps, clips, or the like for metal furniture parts using clamps, clips, wedges, sliding bolts, or the like
F16B 12/34 Jointing of furniture or the like, e.g. hidden from exterior using pegs, bolts, tenons, clamps, clips, or the like for metal furniture parts using keyhole-shaped slots and pins
F16B 12/36 Jointing of furniture or the like, e.g. hidden from exterior using pegs, bolts, tenons, clamps, clips, or the like for metal furniture parts using separate pins, dowels, or the like
F16B 12/38 Jointing of furniture or the like, e.g. hidden from exterior using pegs, bolts, tenons, clamps, clips, or the like for metal furniture parts using snap-action elements
F16B 12/40 Joints for furniture tubing
F16B 12/42 Joints for furniture tubing connecting furniture tubing to non-tubular parts
F16B 12/44 Leg joints; Corner joints
F16B 12/46 Non-metal corner connections
F16B 12/48 Non-metal leg connections
F16B 12/50 Metal corner connections
F16B 12/52 Metal leg connections
F16B 12/54 Fittings for bedsteads or the like
F16B 12/56 Brackets for bedsteads; Coupling joints consisting of bolts or the like; Latches therefor
F16B 12/58 Tapered connectors for bed rails
F16B 12/60 Fittings for detachable side panels
F16B 13/00 Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose
F16B 13/02 Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose in one piece with protrusions or ridges on the shaft
F16B 13/04 Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front
F16B 13/06 Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front combined with expanding sleeve
F16B 13/08 Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front with separate gripping parts moved into their final position in relation to the body of the device without further manual operation
F16B 13/10 Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front with separate gripping parts moved into their final position in relation to the body of the device by a separate operation
F16B 13/12 Separate metal dowel sleeves fastened by inserting the screw, nail, or the like
F16B 13/13 Separate metal dowel sleeves fastened by inserting the screw, nail, or the like self-cutting
F16B 13/14 Non-metallic plugs or sleeves; Use of liquid, loose solid or kneadable material therefor
F16B 15/00 Nails; Staples
F16B 15/02 Nails; Staples with specially shaped heads, e.g. with enlarged surfaces
F16B 15/04 Nails; Staples with spreading shaft
F16B 15/06 Nails; Staples with barbs, e.g. for metal parts; Drive screws
F16B 15/08 Nails; Staples formed in integral series but easily separable
F16B 17/00 Fastening means without screw-thread for connecting constructional elements or machine parts by a part of or on one member entering a hole in the other
F16B 19/00 Bolts without screw-thread; Pins, including deformable elements; Rivets
F16B 19/02 Bolts or sleeves for positioning of machine parts, e.g. notched taper pins, fitting pins, sleeves, eccentric positioning rings
F16B 19/04 Rivets; Spigots or the like fastened by riveting
F16B 19/05 Bolts fastening by swaged-on collars
F16B 19/06 Solid rivets made in one piece
F16B 19/08 Hollow rivets; Multi-part rivets
F16B 19/10 Hollow rivets; Multi-part rivets fastened by expanding mechanically
F16B 19/12 Hollow rivets; Multi-part rivets fastened by fluid pressure, including by explosion
F16B 19/14 Bolts or the like for shooting into concrete constructions, metal walls, or the like by means of detonation-operated nailing tools
F16B 21/00 Means without screw-thread for preventing relative axial movement of a pin, spigot, shaft, or the like and a member surrounding it; Stud-and-socket releasable fastenings without screw-thread
F16B 21/02 Releasable fastening devices locking by rotation
F16B 21/04 Releasable fastening devices locking by rotation with bayonet catch
F16B 21/06 Releasable fastening devices with snap action
F16B 21/07 Releasable fastening devices with snap action in which the socket has a resilient part
F16B 21/08 Releasable fastening devices with snap action in which the stud, pin, or spigot has a resilient part
F16B 21/09 Releasable fastening devices with a stud engaging a keyhole slot
F16B 21/10 Means without screw-thread for preventing relative axial movement of a pin, spigot, shaft, or the like and a member surrounding it; Stud-and-socket releasable fastenings without screw-thread by separate parts
F16B 21/12 Means without screw-thread for preventing relative axial movement of a pin, spigot, shaft, or the like and a member surrounding it; Stud-and-socket releasable fastenings without screw-thread by separate parts with locking-pins or split-pins thrust into holes
F16B 21/14 Means without screw-thread for preventing relative axial movement of a pin, spigot, shaft, or the like and a member surrounding it; Stud-and-socket releasable fastenings without screw-thread by separate parts with locking-pins or split-pins thrust into holes - Details of locking-pins or split-pins
F16B 21/16 Means without screw-thread for preventing relative axial movement of a pin, spigot, shaft, or the like and a member surrounding it; Stud-and-socket releasable fastenings without screw-thread by separate parts with grooves or notches in the pin or shaft
F16B 21/18 Means without screw-thread for preventing relative axial movement of a pin, spigot, shaft, or the like and a member surrounding it; Stud-and-socket releasable fastenings without screw-thread by separate parts with grooves or notches in the pin or shaft - Details
F16B 21/20 Means without screw-thread for preventing relative axial movement of a pin, spigot, shaft, or the like and a member surrounding it; Stud-and-socket releasable fastenings without screw-thread by separate parts for bolts or shafts without holes, grooves, or notches for locking members
F16B 23/00 Specially-shaped heads of bolts or screws for rotations by a tool
F16B 25/00 Screws that form threads in the body into which they are screwed, e.g. wood screws, self-tapping screws
F16B 25/02 Screws that form threads in the body into which they are screwed, e.g. wood screws, self-tapping screws by a cutting and material removing action, e.g. fluted self-tapping screws
F16B 25/04 Screws that form threads in the body into which they are screwed, e.g. wood screws, self-tapping screws by a slicing and material displacing action, e.g. wood screws with sharp thread crests
F16B 25/06 Screws that form threads in the body into which they are screwed, e.g. wood screws, self-tapping screws by swaging, i.e. material deforming action
F16B 25/08 Screws that form threads in the body into which they are screwed, e.g. wood screws, self-tapping screws by a combination of any two or all of the actions provided for in groups
F16B 25/10 Screws performing an additional function to thread-forming, e.g. drill screws
F16B 27/00 Bolts, screws, or nuts formed in integral series but easily separable, particularly for use in automatic machines
F16B 29/00 Screwed connection with deformation of nut or auxiliary member while fastening
F16B 31/00 Screwed connections specially modified in view of tensile load; Break-bolts
F16B 31/02 Screwed connections specially modified in view of tensile load; Break-bolts for indicating or limiting tensile load
F16B 31/04 Screwed connections specially modified in view of tensile load; Break-bolts for maintaining constant tensile load
F16B 31/06 Screwed connections specially modified in view of tensile load; Break-bolts having regard to possibility of fatigue rupture
F16B 33/00 Features common to bolt and nut
F16B 33/02 Shape of thread; Special thread-forms
F16B 33/04 Shape of thread; Special thread-forms in view of tensile load
F16B 33/06 Surface treatment of parts furnished with screw-thread, e.g. for preventing seizure
F16B 35/00 Screw-bolts; Stay bolts; Screw-threaded studs; Screws; Set screws
F16B 35/02 Screw-bolts; Stay bolts; Screw-threaded studs; Screws; Set screws divided longitudinally
F16B 35/04 Screw-bolts; Stay bolts; Screw-threaded studs; Screws; Set screws with specially-shaped head or shaft in order to fix the bolt on or in an object
F16B 35/06 Specially-shaped heads
F16B 37/00 Nuts or like thread-engaging members
F16B 37/02 Nuts or like thread-engaging members made of thin sheet material
F16B 37/04 Devices for fastening nuts to surfaces, e.g. sheets, plates
F16B 37/06 Devices for fastening nuts to surfaces, e.g. sheets, plates by means of welding or riveting
F16B 37/08 Quickly-detachable nuts, e.g. consisting of two or more parts; Nuts movable along the bolt after tilting the nut
F16B 37/10 Quickly-detachable nuts, e.g. consisting of two or more parts; Nuts movable along the bolt after tilting the nut divided parallel or about parallel to the bolt axis
F16B 37/12 Nuts or like thread-engaging members with thread-engaging surfaces formed by inserted coil-springs, discs, or the like; Independent pieces of wound wire used as nuts; Threaded inserts for holes
F16B 37/14 Cap nuts; Nut caps or bolt caps
F16B 37/16 Wing nuts
F16B 39/00 Locking of screws, bolts, or nuts
F16B 39/01 Locking of screws, bolts, or nuts specially adapted to prevent loosening at extreme temperatures
F16B 39/02 Locking of screws, bolts, or nuts in which the locking takes place after screwing down
F16B 39/04 Locking of screws, bolts, or nuts in which the locking takes place after screwing down with a member penetrating the screw-threaded surface of at least one part, e.g. a pin, wedge, cotter-pin, screw
F16B 39/06 Locking of screws, bolts, or nuts in which the locking takes place after screwing down with a member penetrating the screw-threaded surface of at least one part, e.g. a pin, wedge, cotter-pin, screw with a pin or staple parallel to the bolt axis
F16B 39/08 Locking of screws, bolts, or nuts in which the locking takes place after screwing down with a cap interacting with the nut, connected to the bolt by a pin or cotter-pin
F16B 39/10 Locking of screws, bolts, or nuts in which the locking takes place after screwing down by a plate or ring immovable with regard to the bolt or object
F16B 39/12 Locking of screws, bolts, or nuts in which the locking takes place after screwing down by means of locknuts
F16B 39/14 Locking of screws, bolts, or nuts in which the locking takes place after screwing down by means of locknuts made of thin sheet material or formed as spring washers
F16B 39/16 Locking of screws, bolts, or nuts in which the locking takes place after screwing down by means of locknuts in which the screw-thread of the locknut differs from that of the nut
F16B 39/18 Locking of screws, bolts, or nuts in which the locking takes place after screwing down by means of locknuts in which the screw-thread of the locknut differs from that of the nut in which the locknut grips with screw-thread in the nuts as well as on the bolt
F16B 39/20 Locking of screws, bolts, or nuts in which the locking takes place after screwing down by means of steel wire or the like
F16B 39/22 Locking of screws, bolts, or nuts in which the locking takes place during screwing down or tightening
F16B 39/24 Locking of screws, bolts, or nuts in which the locking takes place during screwing down or tightening by means of washers, spring washers, or resilient plates that lock against the object
F16B 39/26 Locking of screws, bolts, or nuts in which the locking takes place during screwing down or tightening by means of washers, spring washers, or resilient plates that lock against the object with spring washers fastened to the nut or bolt-head
F16B 39/28 Locking of screws, bolts, or nuts in which the locking takes place during screwing down or tightening by special members on, or shape of, the nut or bolt
F16B 39/30 Locking exclusively by special shape of the screw-thread
F16B 39/32 Locking by means of a pawl or pawl-like tongue
F16B 39/34 Locking by deformable inserts or like parts
F16B 39/36 Locking of screws, bolts, or nuts in which the locking takes place during screwing down or tightening by special members on, or shape of, the nut or bolt with conical locking parts, which may be split, including use of separate rings co-operating therewith
F16B 39/38 Locking of screws, bolts, or nuts in which the locking takes place during screwing down or tightening by special members on, or shape of, the nut or bolt with a second part of the screw-thread which may be resiliently mounted
F16B 39/282 Locking by means of special shape of work-engaging surfaces, e.g. notched or toothed nuts
F16B 39/284 Locking by means of elastic deformation
F16B 39/286 Locking by means of elastic deformation caused by saw cuts
F16B 41/00 Measures against loss of bolts, nuts, or pins; Measures against unauthorised operation of bolts, nuts, or pins
F16B 43/00 Washers or equivalent devices; Other devices for supporting bolt-heads or nuts
F16B 43/02 Washers or equivalent devices; Other devices for supporting bolt-heads or nuts with special provisions for engaging surfaces which are not perpendicular to a bolt axis or do not surround the bolt
F16B 45/00 Hooks; Eyes
F16B 45/02 Hooks with pivoting closing member
F16B 45/04 Hooks with sliding closing member
F16B 45/06 Hooks with two symmetrically-pivoting hook parts
F16B 47/00 Suction cups for attaching purposes; Equivalent means using adhesives