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:
Feb. 27, 2001
Filed:
Jan. 27, 2000
Yoshihiro Hoshino, Nagoya, JP;
Abstract
A backrest for a chair, particularly a drum performance chair, which backrest can be adjusted both in height and in tilt angle with respect to the seat. The backrest has two upright arms. A base body is fixed to the chair seat. The base body has an upstanding part. A holder is supported on the upstanding part of the base body. The holder includes an arm sliding part which engage the backrest arms. The arm holder is pivotable about an axis. A holding plate is screw tightened selectively for holding the arms of the backrest at the selected height or loosened to permit the arms of the backrest to be changed in height. A front and back adjusting screw extending from the holder has a contact part that engages the base body. The degree of tightening of the adjusting screw with respect to the holder determines the tilt angle of the holder and the backrest.