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:
Aug. 23, 1988
Filed:
May. 20, 1987
Applicant:
Inventors:
Max Lanuzzi, Ponte Capriasca, CH;
Fredi Dubach, Baretswil, CH;
Assignee:
Drabert Sohne GmbH & Co., Minden, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47C / ;
U.S. Cl.
CPC ...
297316 ; 297 91 ; 297300 ; 297312 ;
Abstract
A chair has a seat connected to the seat support (1) by means of a front guide rod (11). The seat includes front and rear seat portion (8) hinged to each other. The rear seat portion (8) is secured to the seat support (1) by means of a rigidly connected downwardly extending element to which one end of a second guide rod (16) is hinged by a bearing (17). The other end of the second guide rod is connected by another bearing (15) to a section (14) of the back rest support (3). The back rest support is hinged at the seat support (1). A force storage member (13) is connected by joints to both the seat support (1) and to the seat.