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:
Oct. 31, 1978
Filed:
Nov. 07, 1977
Applicant:
Inventor:
Anthony F Marotto, Philadelphia, PA (US);
Assignee:
Marathon Manufacturing Company, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E06B / ;
U.S. Cl.
CPC ...
1601 / ; 64 3 / ;
Abstract
A venetian blind including a rotary tilt rod and tilt rod operator, wherein a yieldable or slip coupling is interposed in motion transmitting relation between the operator and tilt rod to disengage the same upon excessive torque, the coupling including driving and driven elements respectively connected to the operator and tilt rod and having separable interfitting formations configured to effect driving engagement and urge the elements and formations apart, and a resilient device yieldably urging the elements and formations toward each other.