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:
Mar. 04, 1980
Filed:
Nov. 28, 1977
Applicant:
Inventor:
Benjamin C Benjamin, Flint, MI (US);
Assignee:
Schmelzer Corporation, Durand, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F15B / ; F01B / ;
U.S. Cl.
CPC ...
92143 ; 9213 / ; 188291 ; 192 / ;
Abstract
A time delay device for delaying movement in one direction and permitting relatively free movement in the opposite direction wherein alternate plate members and wall members in a housing are coated with a viscous grease and the plate members are rotated through a shaft connected by a one-way clutch to the control member whose motion is to be delayed.