Title:
ROTATION MECHANISM AND CEILING CARRIER
Document Type and Number:
WIPO Patent Application WO/2024/070300
Kind Code:
A1
Abstract:
This rotation mechanism is provided with a first portion and a second portion that rotates relative to the first portion about the rotation axis. One of the first portion and the second portion has a cylindrical member and a transmission member helically wound on the outer circumferential surface of the cylindrical member in a winding region exceeding one round of the outer circumferential surface. The other of the first portion and the second portion has a drive part that sends out the transmission member. The outer circumferential surface of the cylindrical member has provided thereto at least one guide member that is disposed at a position outside the winding region and on the extension of the upper end and/or lower end in the circumferential direction, and that is adjacent to the winding region in the rotation axis direction.
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Inventors:
TORAZAWA MASAYOSHI (JP)
Application Number:
PCT/JP2023/029635
Publication Date:
April 04, 2024
Filing Date:
August 16, 2023
Export Citation:
Assignee:
MURATA MACHINERY LTD (JP)
International Classes:
H01L21/677; B61B3/02; B61B13/06; B65G1/04
Foreign References:
| JP2004345756A | 2004-12-09 | |||
| JP2004301275A | 2004-10-28 | |||
| JP2006062046A | 2006-03-09 | |||
| JPH10252842A | 1998-09-22 | |||
| JP2011202715A | 2011-10-13 |
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (JP)
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