Title:
LIFTING DEVICE AND MOVABLE BODY
Document Type and Number:
Japanese Patent JP2022147808
Kind Code:
A
Abstract:
To provide a lifting device which can be easily made compact in configuration and can easily ensure a lifting stroke.SOLUTION: A lifting device comprises a support, a drive motor, a plurality of screw pairs, and two connecting members. The drive motor has a drive shaft extending vertically. Each of the plurality of screw pairs has a female screw member rotated by the drive shaft and a male screw member vertically movable with respect to the support 1. The plurality of screw pairs 21 to 24 are arranged around the drive shaft and convert rotational motion of the drive shaft 3b into vertical motion of the male screw member. A lower connecting plate and an upper connecting plate are vertically spaced apart, connect the plurality of male screw members, and move vertically together with the plurality of male screw members.SELECTED DRAWING: Figure 5
Inventors:
MAEDA DAISUKE
SAKAUCHI KAZUNORI
OKUNO SATOSHI
KURITA SATORU
SAKAUCHI KAZUNORI
OKUNO SATOSHI
KURITA SATORU
Application Number:
JP2021049218A
Publication Date:
October 06, 2022
Filing Date:
March 23, 2021
Export Citation:
Assignee:
RICOH CO LTD
International Classes:
B66F9/24
Attorney, Agent or Firm:
Hiroaki Sakai
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