WORM REDUCTION GEAR AND ENGAGEMENT CHAIN DRIVE DEVICE

Title:

WORM REDUCTION GEAR AND ENGAGEMENT CHAIN DRIVE DEVICE

Document Type and Number:

WIPO Patent Application WO/2023/189259

Kind Code:

A1

Abstract:

A worm reduction gear (25) comprises: a worm (30); a plurality of worm wheels (31, 32); and bearings (33, 34) that rotatably support both ends of the worm (30). The plurality of worm wheels (31, 32) each undergo driven rotation together with drive rotation of the worm (30) in a state where tooth sections (38, 39) are each meshed with threaded sections (35, 36) of the worm (30). The plurality of worm wheels (31, 32) are arranged such that the axes thereof run parallel to each other. Output shafts (26, 27) that correspond individually to the plurality of worm wheels (31, 32) are connected to the worm wheels so as to rotate together with the rotation of the worm wheels.

More Like This:

WO/2001/086101	MOTORISED GEAR ADJUSTMENT DRIVE, ESPECIALLY AN AUTOMOBILE WINDOW LIFTER DRIVE OR SIMILAR
JP2519357	[Name of device] Gear support structure
WO/2005/110158	DOUBLE DRIVE FOR ADJUSTING PARTS OF A PIECE OF FURNITURE

Inventors:

KITADA TAKUYA (JP)

Application Number:

PCT/JP2023/008436

Publication Date:

October 05, 2023

Filing Date:

March 07, 2023

Export Citation:

Click for automatic bibliography generation Help

Assignee:

TSUBAKIMOTO CHAIN CO (JP)

International Classes:

F16H1/16; F16H19/02; F16H55/22

Foreign References:

JPH09119495A	1997-05-06
JPH1078095A	1998-03-24

Attorney, Agent or Firm:

ONDA Makoto et al. (JP)

Download PDF:

View/Download PDF PDF Help

Previous Patent: PRODUCTION METHOD FOR HEXAGONAL BORON NITRIDE THIN FILM, LAMINATE

Next Patent: COMPUTER PROGRAM, INFORMATION PROCESSING DEVICE, AND INFORMATION PROCESSING METHOD