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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 4055136 B1

PDFFull Text
Date of Patent:
Oct. 25, 1977

Filed:

Mar. 31, 1976

Multi-cell gas-filled bag and method for producing the same

Applicant:
Inventors:

Masao Fujisawa, Chigasaki, JA;

Mitsugu Makise, Yokohama, JA;

Mamoru Kadono, Yokohama, JA;

Assignee:

Bridgestone Tire Company Limited, Tokyo, JA;

Attorney:

Sughrue, Rothwell, Mion, Zinn and Macpeak

Primary Examiner:

Trygve M Blix

Assistant Examiner:

Sherman D Basinger

Int. Cl.
CPC ...
B63B / ;
U.S. Cl.
CPC ...
114219 ; 9 2 / ; 9 11 / ; 114251 ; 150- 5 ; 156289 ; 156290 ;
Abstract

A multi-cell gas-filled bag adapted for a dock fender, a connector for lighters and a float for supporting sand-flash pipe in reclaiming can be produced in a simple manner by uniting an inner sleeve made of an elastic rubber, and an outer sleeve made of an elastic rubber, each including a reinforcing material embedded therein, at a plurality of adhering circumferentially spaced longitudinal contact portions of the inner and outer sleeves, and introducing gas into non-adhering portions formed between adjacent adhering portions of the inner and outer sleeves to form cavities filled with the gas by the deformation of the inner sleeve.

Find Patent Forward Citations

Fujisawa, Masao. (1977). Multi-cell gas-filled bag and method for producing the same (U.S. Patent No. 4055136). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4055136

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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