Bellows

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 10830352
APP PUB NO 20200232559A1
SERIAL NO

16487786

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A bellows excellent in durability has an accordion shape where crest parts with U-shaped cross sections and trough parts with U-shaped cross sections are repeatedly formed via slope parts, the slope parts leading to the crest part includes first portions, second portions, third portions and fourth portions which are continuously connected, in order, to one another from the crest part toward the adjacent trough parts, and in a free length state of the bellows, a separation distance between the second portions of the both slope parts is longer than separation distances between the first portions and between the third portions.

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Patent Owner(s)

Patent OwnerAddress
EAGLE INDUSTRY CO LTDMINATO-KU TOKYO 105-8587

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Arikawa, Tatsuhiro Tokyo, JP 22 89

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