Title:
LENS BARREL
Document Type and Number:
WIPO Patent Application WO/2019/092921
Kind Code:
A1
Abstract:
A lens barrel according to the disclosure comprises: cam pins (3a, 3b, 3c) secured to a lens holding frame (1); a single bias pin (4) held and biased near the cam pin (3a) of the lens holding frame (1); and a cam frame (6) having a cam groove that engages with each of the cam pins (3a, 3b, 3c) and the bias pin (4). A cam groove (7d) engaging with the bias pin (4) engages with the bias pin (4) at one side of an inner wall along the optical axis, and a cam groove (7a) engaging with the cam pin (3a) near the bias pin (4) engages with the cam pin (3a) at the side opposite the side of the inner wall along the optical axis where the cam groove (7d) engages with the bias pin (4).
Inventors:
FUJINAKA HIROYASU
Application Number:
PCT/JP2018/026215
Publication Date:
May 16, 2019
Filing Date:
July 11, 2018
Export Citation:
Assignee:
PANASONIC IP MAN CO LTD (JP)
International Classes:
G02B7/04
Foreign References:
| JP2003043331A | 2003-02-13 | |||
| JP2007249250A | 2007-09-27 | |||
| JP2015026062A | 2015-02-05 | |||
| JP2016109859A | 2016-06-20 | |||
| JP2003227992A | 2003-08-15 |
Attorney, Agent or Firm:
SHINJYU GLOBAL IP (JP)
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