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Title:
PRODUCTION OF EARTHQUAKE DAMPING LAMINATED RUBBER SUPPORT
Document Type and Number:
Japanese Patent JPH10217387
Kind Code:
A
Abstract:

To produce an earthquake damping laminated rubber support by making it possible to enhance productivity by shortening a vulcanizing time, and uniformizing the rubber thickness of a laminate of an unvulcanized rubber sheet and an intermediate steel plate to produce a laminated rubber support according to a plan, and further preventing over-vulcanization to uniformly vulcanize and mold the whole of a laminated rubber support.

Intermediate steel plates 2 are arranged on the upper and rear surfaces of an unvulcanized rubber sheet 1 to be held between heat sources 6a, 6b such as heating plates and heated and pressed for a definite time to be integrally vulcanized to produce a laminated rubber intermediate 8. Subsequently, the unvulcanized rubber sheets 1 and the intermediate steel plates 2 are respectively arranged on both surfaces of the laminated rubber intermediate 8 to be integrally vulcanized and molded. This process is successively repeated until a laminated rubber support product is completed to produce an earthquake damping laminated rubber support.


Inventors:
SATO HAJIME
NAKAMURA YUKIO
Application Number:
JP2405497A
Publication Date:
August 18, 1998
Filing Date:
February 06, 1997
Export Citation:
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Assignee:
YOKOHAMA RUBBER CO LTD
International Classes:
B32B15/06; B29C35/02; B29C65/70; B29K21/00; B29K105/24; B29L31/00; (IPC1-7): B32B15/06; B29C35/02; B29C65/70
Attorney, Agent or Firm:
Shinichi Ogawa (2 outside)