Patent US4470077A successfully refreshed from Google Patents.
US4470077A
Expired / Lapsed
US
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Video system
Assignee: Canon Inc
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Filing: 1982-04-02
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Granted: 1984-09-04
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Expires: 2002-04-02
Abstract
Abstract A video system comprising a unitary body type camera, constituted of a video camera for image pick up and a recorder for recording the image signal obtained from the camera, and a reproducing adapter used in combination with the unitary body type camera. The lens of the camera is covered with the reproducing adapter when the adapter is mounted on the unitary body type camera. The reproducing adapter is connected to the camera for converting the recorded image signal into a signal reproducible on a TV receiver.
Inventors
- 👤 Yoshio Komine
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:44
CPC Classifications
G; G11; G11B; G11B31/00; G11B31/006; Y; Y10; Y10S; Y10S358/00; Y10S358/906
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
156 words
A video system comprising: (a) a video camera including: image pick up means for picking up an object image and producing image signals; an optical lens system for focusing said object image onto said image pick up means; recording means for recording said image signals on a recording medium; and camera casing means for enclosing said image pick up means and said recording means; (b) a reproducing apparatus including: converting means for converting the signals recorded on said medium to video signals which can be displayed by the television set; and second casing means for accommodating said converting means; (c) coupling means for mechanically coupling said camera casing means and said second casing means; (d) transmitting means for transmitting said image signals to said converting means; and (e) covering means arranged to cover said optical lens in response to a coupling operation of said camera casing means with said second casing means by said coupling means.
Claim 2
Dependent Claim
156 words
A video system comprising: (a) a video camera including: image pick up means for picking up an object image and producing image signals; an optical lens system for focusing said object image onto said image pick up means; recording means for recording said image signals on a recording medium; and camera casing means for enclosing said image pick up means and said recording means; (b) a reproducing apparatus including: converting means for converting the signals recorded on said medium to video signals which can be displayed by the television set; and second casing means for accommodating said converting means; (c) coupling means for mechanically coupling said camera casing means and said second casing means; (d) transmitting means for transmitting said image signals to said converting means; and (e) covering means arranged to cover said optical lens in response to a coupling operation of said camera casing means with said second casing means by said coupling means.
Claim 3
Dependent Claim
37 words
A video system in accordance with claim 1, further including a microphone provided in said camera for converting voices to electrical signals, and second covering means arranged to cover said microphone in response to said coupling operation.
Claim 4
Dependent Claim
19 words
A video system in accordance with claim 2, wherein said second covering means is provided in said reproducing apparatus.
Claim 5
Dependent Claim
22 words
A video system in accordance with claim 2, wherein said second covering means has a second recessed portion which accommodates said microphone.
Claim 6
Dependent Claim
72 words
A video system in accordance with claim 1, wherein said transmitting means has an output terminal provided on said video camera to produce said image signals, and an input terminal provided on said reproducing apparatus to receive said image signals, whereby said output terminal is brought into connection with said input terminal in response to a coupling operation of said camera casing means with said second casing means by said coupling means.
Claim 7
Dependent Claim
18 words
A video system in accordance with claim 1, wherein said covering means is provided in said reproducing apparatus.
Claim 8
Dependent Claim
22 words
A video system in accordance with claim 6, wherein said covering means consists of a recessed portion which accommodates said lens system.
Claim 9
Dependent Claim
23 words
A video system in accordance with claim 1, wherein said reproducing apparatus has a plug to be connected to the commercial convenience outlet.
Claim 10
Dependent Claim
18 words
A video system in accordance with claim 1, wherein said video camera further has a built-in power source.
References Cited (Backward Citations)
US4161754A
Cited
US4232329A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1987-09-04 | 1988-03-05 | 1988-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-09-04 | 1992-03-05 | 1992-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-09-04 | 1996-03-05 | 1996-09-04 | $7700.00 | Window Closed / Lapsed |