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:
Jan. 04, 1983
Filed:
May. 04, 1981
Applicant:
Inventor:
Bruce Thigpen, Tallahassee, FL (US);
Assignee:
Wayne H. Coloney Co., Inc., Tallahassee, FL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
369271 ; 346137 ; 360 86 ; 360 97 ;
Abstract
An apparatus for holding a record disk in fixed position on a turntable while the record is being played. The apparatus includes an air seal and a foraminous pad mounted on a turntable which engages the bottom of the record and a vacuum chuck with a rotatable fitting which is connected to a source of vacuum and is mounted on top of the record so that a vacuum is applied to the bottom of the record disk through the central opening by a fixture located above the record.