Famous Patents
3M employee and church chorister Art Fry needed something to temporarily mark pages in his hymnal. He was in luck because his colleague, Spencer Silver, accidentally developed a glue that was too weak for other purposes. After initially discouraging consumer response, Post-it Notes became a hit in 1979.
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| Number | Title | Issue Date |
| 7237424 | Split die for forming grooved workpiece A method of forming a radially expandable externally grooved tubular fastener from metal, comprising the steps of providing a suitable tubular blank (11) having a tubular wall (12) and squeezing the tubular wall between an internal member (17) w... | 07/03/2007 |
| RE39582 | Method for replacing a tacking fastener A temporary fastener that fastens two adjacent workpieces. The fastener includes a shank that extends through a hole of the workpieces. Extending from one end of the shank is a conical shaped head. The fastener also contains a pull stem which has a head located adja... | 04/24/2007 |
| 7043878 | Cabriolet door with adjustable window regulator rail and corresponding method of assembly A window regulator and method for assembling a vehicle door incorporating it are provided. The method comprises inserting the screw thread of a screw with two heads into the screw thread of a plate secured to an outer panel of the door. The screw passes through an o... | 05/16/2006 |
| 6935811 | Frictional mining bolt A system for mine roof reinforcement includes a bearing plate and a tubular member with an inner surface, an outer surface, first and second free ends, and an enlarged portion disposed proximate one of the free ends. The system also includes a projectile and an inse... | 08/30/2005 |
| 6918724 | Fastening assembly and method for fastening a multi-layered laminate together A fastener assembly is inserted into a throughhole of a composite laminate to thereby fasten the composite laminate together. The throughhole has a length extending from a first outer surface of the composite laminate to a second outer surface of the composite lamin... | 07/19/2005 |
| 6905296 | Peel-type blind rivet A peel type blind rivet for securement in an aperture of one or more workpieces, the rivet having a tubular shell a flange abutting one side of the workpieces, together with a mandrel with a stem extending through the shell and forming an enlarged head adjacent to t... | 06/14/2005 |
| 6837018 | Connection and method for setting a composite anchor with an apertured screen in a substrate A connection, and a method of forming a connection, that adhesively fixes and bonds a fastening element or anchor in bore hole, particularly in a soft substrate or substrate with an interior cavity or void where the anchor is to be set in vertical wall or set upward... | 01/04/2005 |
| RE38664 | Method for creating a hole for a permanent fastener that replaces a tacking fastener A method for creating a hole for a permanent fastener that replaces a temporary fastener that fastens two adjacent workpieces. The temporary fastener includes a shank that extends through a hole of the workpieces. Extending from one end of the shank is a conical sha... | 11/30/2004 |
| 6796765 | Methods and apparatus for assembling gas turbine engine struts A method for installing an expandable stiffener includes providing an assembly including a first sidewall and a second sidewall connected at a leading and trailing edge such that a cavity is defined therebetween, forming an opening extending through the first sidewa... | 09/28/2004 |
| 6447227 | Threaded fastener A threaded fastener which includes a shank, a radially enlarged head at one end, an external thread on at least a part of the shank, and a bore which extends through the head and into the threaded part of the shank. At least the threaded part of the shank... | 09/10/2002 |
| 6406234 | Blind rivet with fastener The present invention relates to an orthopedic fastener for fixing an implant, suture, or tissue to a bone. The fastener comprises a blind rivet and a closing element. The blind rivet includes a head at a proximal end, a shank connected to the head, and a... | 06/18/2002 |
| 6247883 | High strength blind bolt with uniform high clamp over an extended grip range A blind bolt for securing a plurality of workpieces at a desired clamping force includes a pin having an elongated shank terminating at one end in an enlarged pin head and a generally elongated tubular sleeve adapted to receive said pin shank. The sleeve ... | 06/19/2001 |
| 6213699 | Filling rivet with high pin lock A two piece blind fastener for securing a plurality of workpieces including a hollow sleeve having a straight shank with an enlarged sleeve head at one end and a pin having an enlarged pin head; the pin has a pin stop shoulder and a lock groove located ne... | 04/10/2001 |
| 6186717 | Electrical terminal blind grounding stud fastener system A fastener system including a blind grounding stud and a sleeve. The sleeve has a first section abutting a second section. The first section has a smaller outer surface diameter than the second section. A knurled band is formed around the first section be... | 02/13/2001 |
| 6077009 | Blind fastener with high strength blind head and high clamp and high shear load resistance A blind fastener with a pin having a pin shank which extends through a cylindrical main sleeve and expansion sleeve whereby it can be gripped and pulled by an installation tool with the pin having an enlarged pin head at the blind end of the pin shank. Th... | 06/20/2000 |
| 6048149 | Fastening anchorage assembly A fastening assembly for securing objects to a masonry body, such as shutter assemblies used to secure building windows, that includes a screw member, an anchorage assembly, an insert assembly partially housed within the anchorage assembly and a bushing r... | 04/11/2000 |
| 5815906 | Method of blind riveting, blind rivet with an expansion section and a device for performing the method The present invention concerns a self-cutting blind rivet/expansion rivet without draw nails in the core of the rivet, a method for blind riveting/expansion and an apparatus for performing the method, together with a function for expansion by a combinatio... | 10/06/1998 |
| 5810530 | Interference blind type bolt A blind fastener has an assembly including an inner sleeve, an outer sleeve and a pin member and is adapted to be located in workpiece openings with the pin member having an expansion portion adapted to be pulled through the inner sleeve radially expandin... | 09/22/1998 |
| 5689873 | Tacking fastener A temporary fastener that fastens two adjacent workpieces. The fastener includes a shank that extends through a hole of the workpieces. Extending from one end of the shank is a conical shaped head. The fastener also contains a pull stem which has a head l... | 11/25/1997 |
| 5620287 | Fastener system with controlled clamping load A fastener structure for particular use in clamping a panel assembly includes a bolt or pin member having a generally elongate shank for extension through a panel, and a locking-recess in the shank for reception of a locking formation. The pin shank is in... | 04/15/1997 |
| 5599147 | Blind rivet with a tapered locking mechanism A blind rivet fastener which has a bulb forming collar that is assembled by sliding the collar down the shank of the fastener stem. The bulb collar is seated adjacent to the head of the stem. The stem has a shoulder and a pull portion that extend through ... | 02/04/1997 |
| 5581867 | Process for riveting materials by means of a blind rivet, and corresponding blind rivets The present invention relates to a process for riveting materials by means of a blind rivet and corresponding blind rivets. The process of the invention in particular carries out the step of stretching the body of the sleeve (31) before blocking it from o... | 12/10/1996 |
| 5575600 | All-metal expansible anchor and nail assembly An all-metal expansible hollow anchor and nail assembly adapted to fasten to masonry a fixture or other object having a mounting hole. The anchor which goes through the fixture mounting hole into a hole drilled in the masonry, is provided with a head that... | 11/19/1996 |
| 5501557 | Screw fastener A screw fastener helps secure a tapping screw easily and strongly to a wall. A starting hole is formed in a wall. The trunk of the screw fastener is inserted into the starting hole. The trunk has such a shape that it comes into contact with the inner surf... | 03/26/1996 |
| 5476350 | Slotted push-in rivet and method of riveting A push-in rivet for being mounted on and interconnecting a connector and a circuit board. The rivet body includes a head portion, a plurality of spaced-apart flexible legs, and a shank portion which interconnects the head portion and the legs. The legs ar... | 12/19/1995 |
| 5443344 | Method and apparatus for attaching two members together from one side thereof A method and apparatus for attaching two members together which includes forming an opening through a first member. A second member has a first portion thereof which is larger than the opening in the first member and a second portion disposed about a long... | 08/22/1995 |
| 5397205 | Rivet fastener and method of installing A fastener is provided for joining two components together, particularly advantageous with respect to aluminum components, in which a nut insert is secured within the components and a rivet is inserted into the nut. After insertion of the rivet into the n... | 03/14/1995 |
| 5352077 | Fixing element, in particular for fixing facing panels A fixing element of metal, in particular for fixing facing panels, has a slotted expansible sleeve arranged to be expanded into an undercut of a drilled hole and having an inner bore with a slotted part, and an expander element effecting an expansion of t... | 10/04/1994 |
| 5248231 | Self-plugging blind rivet A self-plugging blind rivet 10 comprises a tubular body 14 having a preformed head 34 at one end, and in the bore 36 of which a headed stem 12 is disposed. The stem 12 projects from the head 34 end of the body 14, and the head 18 of the stem 12 is substan... | 09/28/1993 |
| 5161296 | Method of securing an anchor with extrusion plastic molding in a solid wall substrate A method and an anchoring element for high strength solid wall anchoring in which a solid plastic plug is inserted in a hole in a solid wall of a porous material such as concrete. The invention provides a high strength compressive bonding between the plas... | 11/10/1992 |
| 5160226 | Tapered expansion sealing plug An expansion sealing plug having a frusto-conical plug body with peripheral U-shaped grooves, an expansion member comprising either an inner wedge pin or a spherical member, and a tapered coaxial bore for receiving the expansion member. The inner wedge pi... | 11/03/1992 |
| 5152648 | Blind fastener for composite materials The fastener assembly includes a generally solid pin, positioned within a tubular fastener body and a buckle sleeve. The fastener body has a generally cylindrical configuration and includes an enlarged head adjacent one end thereof, an intermediate shank ... | 10/06/1992 |
| 5147167 | Two part grommet for soft panels The disclosure relates to a grommet for relatively soft panels comprising male and female elements that mechanically interlock with one another. The male and female elements having complementary truncated conical surfaces that pinch and deflect a flanged ... | 09/15/1992 |
| 5141373 | Flush breaking interference fit blind fastener A pull-type blind fastener for installation in aligned bores in juxtaposed workpieces to be joined has a sleeve, a pin through the sleeve, and a barrel on the pin between a pin head and the sleeve. The pin is pulled into the sleeve by an installation tool... | 08/25/1992 |
| 5137395 | Dynamic earth anchor, and a sleeve therefor An apparatus comprising a sleeve insertable into a borehole, the borehole having a first diameter. A roof pin is inserted into the sleeve, the roof pin having a second outer diameter which is less than the first diameter. The outer surface has a periphera... | 08/11/1992 |
| 5054977 | Self plugging blind rivet A structural splitting self plugging pull mandrel blind rivet includes a tubular rivet body and a T-mandrel disposed therein. A locking plug is provided on the T-mandrel and includes a locking section having a plurality of locking rings and a shoulder inc... | 10/08/1991 |
| 4988247 | Blind rivet and method of making same A self-plugging blind rivet comprises a tubular shell shank having a preformed radially enlarged head at one end a region of increased diameter and hardness at the tail end, adjacent the head of the stem. The rivet is formed by compressing the stem and a ... | 01/29/1991 |
| 4958971 | Break-stem blind rivet A breakstem blind rivet comprises a deformable tubular shell 11 of aluminium alloy having a bore 12 inside it. A stem 13 of low-carbon steel is a close fit within the bore, extending along the bore and having a head 14 adjacent the tail end 15 of the shel... | 09/25/1990 |
| 4815906 | Blind rivet assembly A blind rivet assembly is disclosed. The rivet assembly comprises a mandrel, a rivet body, a buckle sleeve, an expanding wrinkle sleeve, a pressure sleeve and a locking collar. The sleeves, rivet body and collar are slideably disposed about the mandrel wi... | 03/28/1989 |
| 4789283 | Fluid-tight blind rivet A fluid tight metallic blind rivet, for aerospace applications, is disclosed comprising a tubular rivet body that is obtained by providing an outer ductile sleeve or jacket on an approved aerospace rivet body wherein the rivet is set by collapsing the bod... | 12/06/1988 |
