Title:
CAM DEVICE, PART MANUFACTURING DEVICE, BEARING MANUFACTURING DEVICE, PART MANUFACTURING METHOD, MACHINE MANUFACTURING METHOD, AND CAM DEVICE MINIATURIZATION METHOD
Document Type and Number:
WIPO Patent Application WO/2020/225943
Kind Code:
A1
Abstract:
A cam device is provided with a cam, cam roller, rotary drive device, rectilinear guide device, and action unit. A cam profile of the cam has, at one circumferential end, a rotary end at which a cam shaft cannot rotate in a reverse direction by the cam roller; a cam surface which the cam roller can abut from the rotary end to another circumferential end and which comprises a simple CV curve from near the rotary end to the circumferential other end of the cam surface; and a non-continuous section which is formed between the rotary end and the circumferential other end of the cam surface, and which is not in contact with the cam roller.
Inventors:
DOBASHI KOUHEI (JP)
Application Number:
PCT/JP2020/000360
Publication Date:
November 12, 2020
Filing Date:
January 08, 2020
Export Citation:
Assignee:
NSK LTD (JP)
International Classes:
F16H25/14
Foreign References:
| JPS5127785U | 1976-02-28 | |||
| JP2014218905A | 2014-11-20 | |||
| JPS5069470A | 1975-06-10 | |||
| JPS5069470A | 1975-06-10 | |||
| JPS5975959A | 1984-04-28 | |||
| JP2019087612A | 2019-06-06 |
Other References:
See also references of EP 3904726A4
Attorney, Agent or Firm:
EIKOH PATENT FIRM, P.C. (JP)
Download PDF: