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. 16, 2019
Filed:
Mar. 13, 2014
Hitachi, Ltd., Tokyo, JP;
HITACHI, LTD., Tokyo, JP;
Abstract
A medical image scanning system includes a top plate on which an object is placed, a drive screw shaft, and a fall prevention unit. The fall prevention unit includes a load support nut that is threadedly engaged with the drive screw shaft and to which the load of the top plate is applied; a fall prevention nut that is arranged below the load support nut and is threadedly engaged with the drive screw shaft; a rotation prevention mechanism that prevents the rotation of the load support nut; and a detent mechanism that performs the turning stop of the fall prevention nut and releases the turning stop of the fall prevention nut when the threaded engagement between the drive screw shaft and the load support nut is disconnected.