Title:
回転減速伝達装置
Document Type and Number:
Japanese Patent JP6918343
Kind Code:
B2
Abstract:
To reduce a manufacturing cost, to improve durability and reliability, to achieve size reduction, and to improve rotation transmission efficiency.SOLUTION: A rotation deceleration transmission device comprises: an oval shaft part 3 in which rolling bodies 3bm ... are interposed between a cam main body part 3c integrated with a rotation input part 2, and an inner ring 3bi and a flexible outer ring 3bo which are arranged at an external periphery of the cam main body part; an internal gear part 5 forming an inner gear 5g at an internal periphery; a flexible gear part 4 having an outer gear 4g which is reduced in the number of teeth with respect to the inner gear 5g, and engaged with the inner gear 5g in a plurality of engagement positions T ... when attached to an external periphery of the oval shaft 3, and having a plurality of transmission pin parts 4p ... ; and a rotation output mechanism 6 having an output plate part 7 having engagement holes 7sh ... with which the transmission pin parts 4p ... are engaged, and in which engagement parts 7s ... which are formed with every prescribed interval are formed in a peripheral direction Ff, and which permit the displacement of the transmission pin parts 4p ... to the peripheral direction Ff and/or a radial direction Fd at the transmission of rotation.SELECTED DRAWING: Figure 1
Inventors:
Yutaka Imagawa
Application Number:
JP2017100885A
Publication Date:
August 11, 2021
Filing Date:
May 22, 2017
Export Citation:
Assignee:
skg corporation
International Classes:
F16H1/32; B25J17/00
Domestic Patent References:
| JP2015169256A |
Foreign References:
| WO2007125800A1 |
Attorney, Agent or Firm:
Shimoda Shigeru