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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 4324706 B1

PDFFull Text
Date of Patent:
Apr. 13, 1982

Filed:

Jan. 14, 1981

Friction material

Applicant:
Inventors:

Yutaka Tabe, Iwakuni, JP;

Hiromitsu Takamoto, Iwakuni, JP;

Keizo Shimada, Iwakuni, JP;

Yasusaburo Sugita, Tokyo, JP;

Assignees:

Teijin Limited, Osaka, JP;

Adebono Brake Industry Co., Ltd., Osaka, JP;

Attorney:

Burgess, Ryan and Wayne

Primary Examiner:

Lewis T Jacobs

Int. Cl.
CPC ...
C08L / ;
U.S. Cl.
CPC ...
523149 ; 524 15 ; 524405 ; 524407 ; 524417 ; 524423 ; 524425 ; 524433 ; 524413 ; 524430 ; 524441 ; 524440 ; 524439 ; 524436 ; 524449 ; 524447 ; 524445 ; 524451 ; 524442 ; 524452 ; 524 80 ; 524538 ; 524507 ; 524539 ; 524508 ; 524540 ; 524509 ; 524495 ; 524511 ; 524496 ; 524514 ; 524541 ; 524542 ;
Abstract

A friction material having an excellent heat-resistance, comprises 5 to 70% by weight of pulp-like particles consisting essentially of a heat-resistant aromatic polymeric material; 1 to 70% by weight of a fibrous material comprising at least one member selected from inorganic fibrous materials and heat-resistant organic fibrous materials; 1 to 35% by weight of a friction-regulating agent and; 5 to 40% by weight of a thermosetting polymeric resin.

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Tabe, Yutaka. (1982). Friction material (U.S. Patent No. 4324706). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4324706

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