...that while attempting to develop a super strong glue, 3M employee Spencer Silver accidentally developed a glue that was so weak it would barely hold two pieces of paper together? However, his colleague Art Fry needed the glue. Fry sang with his church choir and marked the pages of his hymnal with small scraps of paper that often fell out. He used Silver's glue to hold the papers in place. Today we call this invention Post-it Notes.
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| Number | Title | Issue Date |
| 7347241 | Run-flat support system for a pneumatic tired wheel and method for installing same A run-flat support system and method for installing the same are disclosed. In one embodiment, the run-flat support system includes a torque assembly removably coupled to a split wheel rim of a pneumatic tired wheel. A plurality of support segments are adapted for a... | 03/25/2008 |
| 7334846 | Bicycle wheel rim A bicycle wheel rim having a circular base portion including a proximal surface and a distal surface, and a pair of integral sidewalls extending generally radially outward from an intersection region of the proximal surface and the distal surface. The distal surface... | 02/26/2008 |
| 7258403 | Demountable tire rim with a spare inner wheel and tire for said tire rim The present invention is related to a demountable tire rim assembly having a spare inner wheel which permits running during the run flat condition. The demountable tire rim includes two complementary annular parts provided with reciprocal threaded coupling members o... | 08/21/2007 |
| 7219452 | Trench wheel apparatus and method of use A trench wheel has a relatively thicker wheel center and gradually tapering side walls that produce a thinner wheel as distance from the hub increases. The wheel center is preferably fabricated from stamped metal into a hat or thimble shape, and has a skirt or brim ... | 05/22/2007 |
| 7159632 | Non-pneumatic bicycle tire A non-pneumatic bicycle tire has a main tire body and at least one rim retaining member. The main tire body includes a rim engagement portion and a ground contact portion with a ground contact surface. The at least one rim retaining member is fixedly attached to the... | 01/09/2007 |
| 7152643 | Rim wheel, and tire-rim assembly A purpose of the present invention is to provide a rim wheel and a tire rim assembly which are capable of effectively reducing cavity resonance of a tire, and accordingly, enhancing quietness and riding comfort. A plurality of cap members 20 is arranged on an... | 12/26/2006 |
| 7129279 | Lightweight tire support and composition and method for making a tire support A polyurethane-polymer composition suitable for preparing a lightweight tire support includes at least one isocyanate, at least one polyol, and at least one chain extender. A polyurethane-polymer composition can also include an additive such as a catalyst, a filler,... | 10/31/2006 |
| 7040365 | Band device for a wheel rim An assembly (10) for location around a wheel rim (32) includes an annular support band (12) being formed of a relatively inextensible material. The support band (12) is split at at least one circumferential location to define a pair of op... | 05/09/2006 |
| 6935667 | Wheels for a wheeled vehicle A wheel assembly for a wheeled vehicle utilizes interchangeable wheel hubs to secure various types of tires to provide better performance and maintenance on the vehicles. The design of the hubs is such that fabrication costs are reduced as well as costs for maintain... | 08/30/2005 |
| 6725711 | On vehicle tire air pressure detecting device and cast wheel mounting the device A rim drop section dented in a shape of a ring is provided on an inner side of a bead seat section of a rim for holding a bead section of a tire. Furthermore, a recessed section is provided on this rim drop section, and a detecting device main body of a tire air pre... | 04/27/2004 |
| 6298891 | Non-pneumatic tire with double notched rim A non-pneumatic tire assembly includes a tread, a tire fill medium which may be urethane, and a metal membrane which separates the tread from the tire fill medium. The tread, tire fill medium, and metal membrane are secured to a rim with two notches. The ... | 10/09/2001 |
| 6237662 | Tubeless bicycle tire rim and tubeless bicycle tire in combination therewith The invention relates to a tubeless bicycle tire and rim. The rim is formed with opposing recesses configured to engage corresponding beads formed on the tire. With the beads engaged in the recesses, the tire and rim seal for form an air tight, sealed cha... | 05/29/2001 |
| 5667280 | Skate wheel A skate wheel (10) having a configuration of hubs (24), tire (14), spacers (26) and bearing assembly (22) which firmly locks the tire in place and yet allows the tire, bearing assembly and spacer to be replaced independently from the rest of the wheel whe... | 09/16/1997 |
| 5564790 | Wheel for in-line skates An improvement to an in-line skate wheel assembly rotatably mounted to a mounting frame axle juxtaposed a skate boot which lends to firmer and less degrading tire support and facilitates ready adaptation of different kinds of tires to suit varying skating... | 10/15/1996 |
| 5000241 | Unitary bead-lock and run-flat roller support ring for pneumatic tires on two-part wheels A unitary, essentially cylindrical, rigid closed ring member is provided for use with pneumatic tires having spaced mounting beads at the inner diameter for engagement with edge flanges of a circumferentially divided two-part wheel rim, the wheel rim prov... | 03/19/1991 |
| 4922981 | Tire rim comprising a body to allow tire to roll in a deflated condition Disclosed is a rim intended to form a safety unit with a tire and a body of oam rubber, which gives the tire the ability to roll in a deflated state. Lateral walls of a central groove receiving the body each include an undercut portion to retain the body e... | 05/08/1990 |
| 4823854 | Safety tire and rim combination with safety insert A runflat safety insert and safety tire and wheel assembly which include a take-apart multi-piece wheel rim and safety inserts extending circumferentially around the rim to clamp the tire bead toes against the rim bead flanges. The insert is a sheet metal... | 04/25/1989 |