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:
Apr. 13, 1982
Filed:
May. 06, 1980
Don M Houlberg, Port Washington, WI (US);
Larry D Anderson, Wisconsin Rapids, WI (US);
Frank M Damico, Hull, WI (US);
Joerns Furniture Company, Stevens Point, WI (US);
Abstract
A drive unit for adjustable beds, such as hospital beds and the like, of the type which have movable head and foot sections, and/or other adjustment functions, comprises a single, unidirectional, rotary motor, and a drive shaft for each adjustable bed function. A pair of drive wheels are rotatably mounted on each of the drive shafts, and are rotated thereon in opposite directions by the motor. A pair of spring clutches are operably associated with each pair of drive wheels, and alternatively engage or connect selected drive wheels with their associated shafts to rotate the shafts, and thereby adjust the position and/or configuration of the bed.