Camera head
US12290242B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 28, 2020 |
| Grant date | May 6, 2025 |
| Priority date | — |
| Expiry date | Nov 9, 2042 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B1/053
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A camera head includes: a casing including an opening and configured to receive a subject image introduced inside through the opening; an image sensor housed in the casing and configured to capture the subject image; an optical element made of a translucent material and fixed to an inner circumferential surface of the opening by brazing with solder to airtightly seal inside of the casing; and a watertight sealing member fixed to the casing and watertightly sealing the solder joining the casing and the optical element, the watertight sealing member including an annular elastic portion made of an elastic material, and a pressing portion including an annular pressing surface configured to press the elastic portion toward the optical element when the elastic portion abuts on an outer surface of the optical element facing space outside the casing, the pressing portion being fixed to the casing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.