Patent US4714333A successfully refreshed from Google Patents.
US4714333A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water-proof window structure of water-proof camera
Assignee: Canon Inc
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Filing: 1985-07-31
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Granted: 1987-12-22
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Expires: 2005-07-31
Abstract
Abstract In a front cover which forms a peripheral portion of a camera of water-proof structure, window parts for a photo-taking lens and for the objective part of a view-finder are formed with protective optical members by insert-molding; a flashlight emission window part is formed also in the front cover with a Fresnel member also by insert-molding; and a counter window part which is disposed on the upper side of the front cover has inner and outer windows made of transparent members and attached to the inner and outer sides thereof by means of double-face adhesive tape respectively.
Inventors
- 👤 Hideo Tamamura
- 👤 Hiroshi Maeno
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 08:05
CPC Classifications
G; G03; G03B; G03B17/00; G03B17/02; G03B17/08
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
144 words
A water-proof camera having window parts, comprising: a cover for covering said camera, said cover being provided with apertures on the front side thereof for a photo-taking lens and a view-finder and another aperture on the upper side thereof for a counter; a first protective optical member fitted in said aperture for said photo-taking lens by insert molding; a second protective optical member fitted in said aperture for said view-finder by insert molding; an outer window fitted into said aperture for said counter; first means for securing said outer window to said cover and for preventing said outer window from pulling out to the inside of said camera; an inner window fitted in said aperture for the counter; and second means for securing said inner window to said cover and for preventing said inner window from pulling out to the outside of said camera.
Claim 2
Dependent Claim
144 words
A water-proof camera having window parts, comprising: a cover for covering said camera, said cover being provided with apertures on the front side thereof for a photo-taking lens and a view-finder and another aperture on the upper side thereof for a counter; a first protective optical member fitted in said aperture for said photo-taking lens by insert molding; a second protective optical member fitted in said aperture for said view-finder by insert molding; an outer window fitted into said aperture for said counter; first means for securing said outer window to said cover and for preventing said outer window from pulling out to the inside of said camera; an inner window fitted in said aperture for the counter; and second means for securing said inner window to said cover and for preventing said inner window from pulling out to the outside of said camera.
Claim 3
Dependent Claim
79 words
A camera body comprising: (A) a camera body; (B) a front side optical member on the front side of the camera body, said front side optical member being secured to the camera body by insert molding; (C) upper side optical members arranged on the upper side of the camera body, said upper side optical members being cemented together from the inner and outer sides of the camera body in such a manner as to hold the camera body therebetween.
Claim 4
Dependent Claim
79 words
A camera body comprising: (A) a camera body; (B) a front side optical member on the front side of the camera body, said front side optical member being secured to the camera body by insert molding; (C) upper side optical members arranged on the upper side of the camera body, said upper side optical members being cemented together from the inner and outer sides of the camera body in such a manner as to hold the camera body therebetween.
Claim 5
Dependent Claim
13 words
A camera according to claim 2, wherein the camera is a water-proof camera.
Claim 6
Dependent Claim
17 words
A camera according to claim 2, wherein said front side optical member includes a photographic optical member.
Claim 7
Dependent Claim
17 words
A camera according to claim 2, wherein said front side optical member includes a finder optical member.
Claim 8
Dependent Claim
17 words
A camera according to claim 2, wherein said front side optical member includes a strobe optical member.
Claim 9
Dependent Claim
17 words
A camera according to claim 2, wherein said upper side optical member includes a counting optical member.
Claim 10
Dependent Claim
68 words
A camera, comprising: (A) a camera body; (B) a first member arranged on one side of the camera body by insert molding; (C) second members arranged on another side of the camera body having about 90° angle relative to one side, said second members being cemented together from the inner and outer sides of the camera body in such a manner as to hold the camera body therebetween.
Claim 11
Dependent Claim
68 words
A camera, comprising: (A) a camera body; (B) a first member arranged on one side of the camera body by insert molding; (C) second members arranged on another side of the camera body having about 90° angle relative to one side, said second members being cemented together from the inner and outer sides of the camera body in such a manner as to hold the camera body therebetween.
Claim 12
Dependent Claim
59 words
A camera, comprising: (A) a camera body having an aperture; (B) a first optical member secured to the aperture of the camera from the outside; (C) a second optical member secured to the aperture of the camera from the inside, and (D) a claw portion integrally formed with said second optical member for making said second optical member removable.
Claim 13
Dependent Claim
59 words
A camera, comprising: (A) a camera body having an aperture; (B) a first optical member secured to the aperture of the camera from the outside; (C) a second optical member secured to the aperture of the camera from the inside, and (D) a claw portion integrally formed with said second optical member for making said second optical member removable.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1990-12-21 | 1991-06-22 | 1991-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1994-12-21 | 1995-06-22 | 1995-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1998-12-21 | 1999-06-22 | 1999-12-22 | $7700.00 | Window Closed / Lapsed |