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Patent Searching and Data


Title:
COMPRESSIBLE ELASTOMERIC SPRING
Document Type and Number:
WIPO Patent Application WO/2013/040128
Kind Code:
A3
Abstract:
A compressible spring includes a substantially solid body defining a central axis and manufactured from an elastomeric material. A substantially solid abutment upstands axially on one end of the substantially solid body. There is also a lip that is disposed on a distal end of the axial abutment in a plane being substantially transverse to the central axis. An axial bore may be provided extending through the thicknesses of the body and abutment. Furthermore, a plate shape member may be provided that is mechanically secured to the substantially solid body during the forming process, wherein the abutment is passed through a central aperture in the rigid member and wherein the lip cages a thickness portion of the rigid member around the central aperture.

Inventors:
SPRAINIS, Ronald, J. (39141 Easton Lane, Springfield, Oregon, 97478, US)
GREGAR, Peter (1033 N 350 E, Chesterton, Indiana, 46304, US)
Application Number:
US2012/055010
Publication Date:
May 02, 2013
Filing Date:
September 13, 2012
Export Citation:
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Assignee:
WABTEC HOLDING CORP. (1001 Air Brake Avenue, Wilmerding, Pennsylvania, 15148, US)
SPRAINIS, Ronald, J. (39141 Easton Lane, Springfield, Oregon, 97478, US)
GREGAR, Peter (1033 N 350 E, Chesterton, Indiana, 46304, US)
International Classes:
B61G11/08; B61G9/14; F16F3/08
Foreign References:
US5351844A1994-10-04
US4566678A1986-01-28
US7624884B22009-12-01
US5335403A1994-08-09
US6478173B22002-11-12
Other References:
See also references of EP 2755879A4
Attorney, Agent or Firm:
BYRNE, Richard, L. et al. (The Webb Law Firm, One Gateway Center420 Ft. Duquesne Blvd., Ste 120, Pittsburgh Pennsylvania, 15222, US)
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