US3983362A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manual switching means for contact lens disinfecting apparatus
Assignee: Bausch and Lomb Inc
•
Filing: 1975-07-18
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Granted: 1976-09-28
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Expires: 1995-07-18
Abstract
Abstract A combination comprising a push button switch or other switching means disposed in a cover of a contact lens disinfecting apparatus whereby the switching means can actuate the heating means included in the apparatus only when the cover of the apparatus is in a completely closed position.
Inventors
- 👤 Paul A. Hoogesteger
- 👤 John Kadlecik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:12
CPC Classifications
A; A61; A61L; A61L2/00; A61L2/02; A61L2/04; A61L12/00; A61L12/02; A61L12/04
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
146 words
A contact lens disinfecting apparatus comprising a housing having a base and a movable cover, the base portion including a heat storage-transfer means and heating means, the housing when the cover is in closed position forming a chamber for a contact lens carrying case, the apparatus further including the combination of a switching means and selectively operable control means for activating the heating means, the switching means disposed in the cover and extending upwardly and downwardly through the cover, the downward end of the switching means being minutely spaced apart from the control means when the cover is in closed position but substantially spaced apart from the control means when the cover is not closed, said switching means being capable of actuating the control means when the cover is in closed position but unable to actuate the control means when the cover is not completely closed.
Claim 2
Dependent Claim
146 words
A contact lens disinfecting apparatus comprising a housing having a base and a movable cover, the base portion including a heat storage-transfer means and heating means, the housing when the cover is in closed position forming a chamber for a contact lens carrying case, the apparatus further including the combination of a switching means and selectively operable control means for activating the heating means, the switching means disposed in the cover and extending upwardly and downwardly through the cover, the downward end of the switching means being minutely spaced apart from the control means when the cover is in closed position but substantially spaced apart from the control means when the cover is not closed, said switching means being capable of actuating the control means when the cover is in closed position but unable to actuate the control means when the cover is not completely closed.
Claim 3
Dependent Claim
17 words
The disinfecting apparatus of claim 1 wherein the selectively operable control means is a manual reset thermostat.
Claim 4
Dependent Claim
13 words
The disinfecting apparatus of claim 2 wherein the switching means is manually operated.
Claim 5
Dependent Claim
25 words
The disinfecting apparatus of claim 3 wherein the switching means is disposed so as to be manually operatable at the upward end of said means.
Claim 6
Dependent Claim
14 words
The disinfecting apparatus of claim 4 wherein the switching means is a push button.
Claim 7
Dependent Claim
14 words
The disinfecting apparatus of claim 5 wherein the push button switch is spring loaded.
References Cited (Backward Citations)
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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) | 1979-09-28 | 1980-03-29 | 1980-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-09-28 | 1984-03-29 | 1984-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-09-28 | 1988-03-29 | 1988-09-28 | $7700.00 | Window Closed / Lapsed |