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:
Nov. 16, 2004
Filed:
Aug. 23, 2002
Fumio Kato, Handa, JP;
Yoshio Sakakibara, Handa, JP;
Tsukasa Industry Co., Ltd., Handa, JP;
Abstract
A sealing member includes a gland packing pressed into a wide, flat, ring-shaped seal housing to seal a sliding portion of a gate plate. The seal housing has a bamboo shoot-like shape or a bevel-like shape structure in front and cross sectional view and includes wide ring-shaped or oval shaped steps and a rear step. An inner wall of the seal housing has an included face that abruptly rises to be oriented almost perpendicular to the axis of the gate plate, in the sliding direction, a ring-shaped face that is extended from the included face to be oriented almost parallel to the axis, the step that is extended from the ring-shaped face, a ring-shaped face that is similar to the ring-shaped face and is extended from the step, the step that is extended from the ring-shaped face, a ring-shaped face that is similar to the ring-shaped face and is extended from the step, and an opening end that is extended from the ring-shaped face.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile