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.:
Date of Patent:
Oct. 24, 1989
Filed:
May. 20, 1988
Eiji Kato, Kariya, JP;
Masanori Kadotani, Anjo, JP;
Yoshikazu Sakaguchi, Anjo, JP;
Seitoku Kubo, Toyota, JP;
Kunihiro Iwatsuki, Toyota, JP;
Hiroji Taniguchi, Toyota, JP;
Yoshihara Harada, Toyota, JP;
Aisin AW Co. Ltd., Anjo, JP;
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Abstract
In an accumulator including a piston which slides freely in a cylinder and a spring which presses the piston, a hole of the piston end where, at the bottom, a large diameter section is made, and small diameter section whose diameter is smaller than that of the large diameter section is located at another side of the large diameter section is located at another side of the large diameter section against the bottom of the hole is provided, and the spring assembly having the retaining member and the coil spring whose one end is fixed to the retaining member and another end is free is provided, and the snap ring is provided to hold the retaining member between the bottom of the hole and the snap ring which is installed in the large diameter section with radial expansion force, so that the spring assembly is installed in the hole of the piston.