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. 29, 2008
Filed:
Sep. 11, 2003
Fumio Yuasa, Hino, JP;
Hisanao Aoki, Hino, JP;
Fumio Yuasa, Hino, JP;
Hisanao Aoki, Hino, JP;
Furukawa Co., Ltd., Tokyo, JP;
Abstract
An elevator device for a television camera which reduces noise to a low level, which moves up or down a television camera at high speed regardless of whether the moving distance is short or long, and which makes it possible that camera position movement at high speed is compatible with smooth speed change in low speed range in film shooting. The elevator device for a television camera comprises a stationary cylinder, a movable cylinderon which a television camerais mounted, and a linear motorfor moving the movable cylinderup or down along the stationary cylinder, wherein the movable cylinderis in the form of a telescopic tube and includes a pulleyand a wire ropefor extension and contraction of the movable cylinderwhen the movable partof linear motoris moved up or down.