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. 25, 1986
Filed:
Oct. 05, 1982
Keizo Shimizu, Yokohama, JP;
Shimpei Otsu, Yokohama, JP;
Toshio Fujimura, Fujisawa, JP;
Yoshisada Taniguchi, Fujisawa, JP;
Hayashi Nagami, Yamato, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
A video disc player having an operational state for holding the disc without rotation when the disc has been inserted into or has been prepared for withdrawal from the player as well as a reproduction state for picking up the signal recorded on the disc when the disc is on the rotating turntable, in which the time of the holding state of the disc is measured and when the holding state of the disc exceeds a predetermined time, the disc is set on the turntable and the turntable continuously rotates until another state instruction is generated, thereby suppressing deformation of the disc.