Lens apparatus and image pickup apparatus
US-2024361569-A1 · Oct 31, 2024 · US
Lens barrel
US9121997B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-9121997-B2 |
| Application number | US-201414296619-A |
| Country | US |
| Kind code | B2 |
| Filing date | Jun 5, 2014 |
| Priority date | Jun 25, 2013 |
| Publication date | Sep 1, 2015 |
| Grant date | Sep 1, 2015 |
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Abstract
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This disclosure aims to miniaturize a lens barrel. The lens barrel includes: a movable frame which has two cam followers provided in a circumferential direction about an optical axis and two guide protrusions arranged along an optical axis direction; a cam frame having two cam grooves with which the two cam followers of the movable frame are engaged respectively; and a guide frame having one guide groove with which the two guide protrusions are engaged. The two cam followers and the two guide protrusions restrict tilting of the movable frame with respect to the cam frame and the guide frame.
First claim
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What is claimed is: 1. A lens barrel comprising: a movable frame which has two cam followers provided in a circumferential direction about an optical axis and two guide protrusions provided along an optical axis direction; a cam frame having two cam grooves with which the two cam followers of the movable frame are engaged respectively; and a guide frame having one guide groove with which the two guide protrusions are engaged. 2. The lens barrel according…
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Frequently asked questions
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- What does patent US9121997B2 cover?
- This disclosure aims to miniaturize a lens barrel. The lens barrel includes: a movable frame which has two cam followers provided in a circumferential direction about an optical axis and two guide protrusions arranged along an optical axis direction; a cam frame having two cam grooves with which the two cam followers of the movable frame are engaged respectively; and a guide frame having one gu…
- Who is the assignee on this patent?
- Panasonic Corp, Panasonic Ip Man Co Ltd
- What technology area does this patent fall under?
- Primary CPC classification G02B7/102. Mapped technology areas include Physics.
- When was this patent published?
- Publication date Tue Sep 01 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).