| Patent Number |
Title Of Patent |
Date Issued |
| D336480 |
Industrial roll |
June 15, 1993 |
|
| 7083165 |
Side bearing pad |
August 1, 2006 |
| In a side bearing pad assembly two housings are provided, each having a bore of such size and orientation that the housings slide telescopically one within the other. When assembled the bores constitute a single internal cavity which houses resilient members. Each housing is mounted |
| 6723771 |
High friction polyurethane elastomers having improved abrasion resistance |
April 20, 2004 |
| A composition of matter is disclosed wherein the composition comprises a polyurethane elastomer prepared by mixing A) a polyurethane prepolymer, B) a curative, and C) a liquid, non-reactive polydimethylsiloxane,wherein C) is present in a concentration of about 0.5 to about 25% based on |
| 6419214 |
Non-linear spring rate sway bar bushing |
July 16, 2002 |
| A sway bar bushing made from elastomeric material of substantially uniform thickness having a generally cylindrical inner part and a generally cylindrical outer part coaxially surrounding said inner part. A plurality of equiangularly spaced apart and radially disposed spokes provide |
| 6328294 |
Elastomeric spring system |
December 11, 2001 |
| An elastomeric spring system having non-linear force-deflection characteristics and low rebound is provided. The system comprises a housing and a plurality of first and second spring members movably disposed in alternating relationship within a bore defined by the housing. The first |
| 6174013 |
Skip car liner |
January 16, 2001 |
| A skip car liner comprises a resilient elastomeric barrier which includes a backing ply adapted to hang within a skip car receptacle adjacent an inner surface of a wall of the receptacle. A plurality of parallel vertically spaced apart ribs integrally formed on the barrier project downwa |
| 5605657 |
Industrial solid tires and method of manufacture |
February 25, 1997 |
| An industrial solid tire for heavy-load, off-road use having a cast polyurethane tire thereon is produced by a batch method. The tire is a heat cured polyurethane produced from a dispersion of a prepolymer, a curative and an amount of a silicone dispersing and lubricant agent. The am |
| 5167396 |
Vibration isolating mount for vibratory pile driver and extractor |
December 1, 1992 |
| A vibration isolating mount for use with a vibratory pile driver and extractor is comprised of a pair of identical plates that are spaced from each and are interconnected by a polyether-based urethane center member. Each of the plates are provided with pluralities of attachment holes for |
| 5112933 |
Ether-based polyurethane elevator sheave liner-polyurethane-urea made from polyether urethane pr |
May 12, 1992 |
| An ether-based polyurethane article comprises a toluene diisocyanate-terminated polyether polyol prepolymer cured with a blended polyester polyol/diamine curative. The article may be made by mixing a toluene diisocyanate-terminated polyether polyol prepolymer with a blended polyester |
| 5107913 |
Industrial solid tires |
April 28, 1992 |
| A wheel for a relatively slow vehicle used in industrial applications and incorporating a solid tire formed of dense elastomer material such as cast polyurethane, having a relatively large radial depth, for example six inches, a relatively large width, for example twelve inches, and a de |
| 5023040 |
Method of making a polyurethane non-pneumatic tire |
June 11, 1991 |
| A non-pneumatic tire is disclosed having a polyether polyol urethane elastomeric body with a plurality of angular radial ribs interconnected by webbing. The urethane is formed of at least two isocyanate-end capped polyether polyols of differing molecular weights to yield a tire with |
| 4962916 |
Compression spring |
October 16, 1990 |
| An elastomeric spring useful as an automotive shock or strut end-of-travel bumper having at least three distinct spring rates made possible by a series of roughly cylindrical, hollow elastomeric tubes stacked with the axes of the tubes normal to the axis of deflection of the spring. The |
| 4934425 |
Non-pneumatic tire |
June 19, 1990 |
| A non-pneumatic tire is disclosed having a polyether polyol urethane elastomeric body with a plurality of angular radial ribs interconnected by webbing. The urethane is formed of at least two isocyanate-end capped polyether polyols of differing molecular weights to yield a tire with |
| 4921029 |
Trapezoidal non-pneumatic tire with supporting and cushioning members |
May 1, 1990 |
| A trapezoidal non-pneumatic tire ("TNPT") is integrally molded from a stiff, resilient elastomeric material with particular specifications, to form a unitary structure comprising outer and inner cylindrical coaxial members ("hoops"), the outer being wider than the inner. The outer hoop i |
| 4832098 |
Non-pneumatic tire with supporting and cushioning members |
May 23, 1989 |
| A non-pneumatic tire ("NPT") is integrally molded from a stiff, resilient elastomeric material with particular specifications, to form a unitary structure comprising outer and inner cylindrical coaxial and coextensive members ("hoops"). The outer hoop is supported and cushioned by a |
| 4784201 |
Non-pneumatic tire with vibration reducing features |
November 15, 1988 |
| A non-pneumatic tire with an annular body of resilient elastomeric material and an outer cylindrical member supported by circumferentially spaced-apart ribs, is provided with four vibration-reducing features. First, the tire has an outer tread surface with a crown radius. Secondly, t |
