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.

Date of Patent:
Mar. 16, 1976

Filed:

Feb. 18, 1975
Applicant:
Inventor:

Richard S Lesner, Bloomfield Hills, MI (US);

Assignee:

Chicago Pneumatic Tool Company, New York, NY (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B25B / ;
U.S. Cl.
CPC ...
81 5 / ;
Abstract

A hand held power driven screw driving tool having a spring disengageable driving clutch and a retractible nosepiece for receiving a screw to be driven by a bit attached to a driven member of the clutch, there being associated with the nosepiece an adjustable travel control nut engaging a retractible sleeve projecting from the nosepiece, the nut being cooperable with a stop within the housing of the tool upon retraction of the sleeve to a preadjusted limit to curb the driving action of the tool and to allow disengagement of the clutch as the screw is finally entered into the work.


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Lesner, Richard. (1976). Portable screw driving tool having screw depth control feature (U.S. Patent No. 3943800). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3943800

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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