SPEED REDUCER, MOTOR UNIT, AND CLEANING ROBOT
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Aug 15, 2019
app pub date -
Jan 31, 2019
filing date -
Feb 15, 2018
priority date (Note) -
Published
status (Latency Note)
Importance
Abstract
A speed reducer includes a helical gear body including helical gears, a rotating shaft, a shaft holder, and a first washer disposed around the rotating shaft between the helical gear body and the shaft holder. The helical gears are disposed coaxially, are capable of rotating around the center axis, and have the same torsion angle. The shaft holder is opposed to an axial-direction end portion of the helical gear body in an axial direction via the first washer. At least one of a radially inner end portion and a radially outer end portion of the first washer includes a washer contact surface. One of the axial-direction end portion of the helical gear body and the shaft holder includes an opposed surface opposed to the washer contact surface at least in a circumferential direction.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully