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. 27, 1976
Filed:
Mar. 17, 1975
Applicant:
Inventor:
Terry Lee Wilmoth, Austin, TX (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ; G11B / ; G11B / ;
U.S. Cl.
CPC ...
360105 ; 360 86 ; 360 97 ;
Abstract
Apparatus in a disc dictation machine for accurately positioning the soundhead at a predetermined start phasing position during the execution of a disc change cycle. The apparatus includes means for disengaging the soundhead drive pawl from the soundhead drive lead screw and linkage that interacts with a cam surface attached to the disc change loader carrier to restore the soundhead to the start phasing position on the forward stroke of the loader carrier.