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. 01, 1977
Filed:
Sep. 04, 1975
Albert Jenni, Binningen, CH;
Other;
Abstract
An adjustable chair the structure of which features a supporting structure, a thigh supporting frame which is rigidly connected to the supporting structure, a buttocks support which is pivotally connected to the supporting structure, a back frame rigidly affixed to the buttocks support at an angle thereto, the buttocks support being adjustably connected to the thigh supporting frame by laterally spaced pivotal connections for adjusting the inclination of the buttocks support relative to the thigh supporting frame, a unitary, taut resilient covering which is disposed upon and interconnects with both the thigh supporting frame and buttocks support, said covering having cut out portions in the area of the buttocks support adjacent each pivotal connection and extending from the back frame to a portion of the thigh support frame adjacent each pivotal connection whereby when said buttocks support adjacent each pivotal connection and extending from the back frame to a portion of the thigh supporting frame adjacent each pivotal connection is in its lowermost position said resilient covering is less taut than when said buttocks support is in its uppermost position.