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:
May. 29, 2007
Filed:
Apr. 05, 2002
Seiji Kimura, Hyogo, JP;
Seiji Kimura, Hyogo, JP;
Pascal Engineering Corporation, Hyogo, JP;
Abstract
A gas spring () comprises a cylinder main body (); a rod member () slidable to cylinder main body; a gas filled chamber () filled with compressed gas and urging the rod member in a first direction; a rod inserting hole () inserting the rod member (); an annular collar () slidable on the rod member at a position apart from the rod inserting hole in the second direction opposite to the first direction; an annular groove () on the annular collar which is open toward the second direction; and a lock ring () engaging with an annular ring mounting groove () on the rod member (). In assembling, the lock ring () is moved in the first direction together with the rod member, to thus engage with the annular groove () on the annular collar, so that the annular collar for stopping the rod member and the lock ring is stopped by an end wall of the cylinder main body.