US3334959A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable optical device
Assignee: AT&T Inc
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Filing: 1963-10-17
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Granted: 1967-08-08
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Expires: 1983-10-17
Abstract
No abstract record available.
Inventors
- 👤 Edward J Walsh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:34
CPC Classifications
H; H01; H01S; H01S3/00; H01S3/05; H01S3/08; H01S3/086; G; G02; G02B; G02B7/00; G02B7/003; G02B7/004; G02B7/18; G02B7/182; G02B7/1822; G02B7/1824; G02B7/1825; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18568; Y10T74/18576; Y10T74/18752
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
165 words
AN ADJUSTABLE REFLECTING DEVICE COMPRISING: A FRAME HAVING A CENTRAL APERTURE WHICH DEFINES A CENTRAL AXIS; A MIRROR ATTACHED TO A MIRROR HOLDER; MEANS FOR SUPPORTING THE MIRROR HOLDER WITHIN THE APERTURE SUBSTANTIALLY TRANSVERSELY TO THE CENTRAL AXIS AND FOR MECHANICALLY BIASING THE MIRROR HOLDER IN THE DIRECTION OF THE CENTRAL AXIS COMPRISING A PLURALITY OF FLAT LEAF SPRINGS LOCATED SUBSTANTIALLY IN A PLANE TRANSVERSE TO THE CENTRAL AXIS AND ATTACHED TO THE FRAME AND TO THE MIRROR HOLDER; AND MEANS FOR INCLINING THE MIRROR HOLDER WITH RESPECT TO THE CENTRAL AXIS COMPRISING AT LEAST THREE ADJUSTING SCREWS MOUNTED TO THE FRAME AND HAVING END PORTIONS WHICH EXTEND INTO THE APERTURE; SAID END PORTIONS BEING CONE SHAPED AND BEARING AGAINST THE MIRROR HOLDER IN OPPOSITION TO THE MECHANICAL BIAS OF THE LEAF SPRINGS; THE SCREWS BEING LOCATED AT SUBSTANTIALLY EQUAL INTERVALS AROUND THE PERIPHERY OF THE APERTURE; ONE ADJUSTING SCREW BEING LOCATED BETWEEN EACH OF THE ADJACENT LEAF SPRINGS AROUND THE PERIPHERY OF THE APERTURE.
Claim 2
Dependent Claim
165 words
AN ADJUSTABLE REFLECTING DEVICE COMPRISING: A FRAME HAVING A CENTRAL APERTURE WHICH DEFINES A CENTRAL AXIS; A MIRROR ATTACHED TO A MIRROR HOLDER; MEANS FOR SUPPORTING THE MIRROR HOLDER WITHIN THE APERTURE SUBSTANTIALLY TRANSVERSELY TO THE CENTRAL AXIS AND FOR MECHANICALLY BIASING THE MIRROR HOLDER IN THE DIRECTION OF THE CENTRAL AXIS COMPRISING A PLURALITY OF FLAT LEAF SPRINGS LOCATED SUBSTANTIALLY IN A PLANE TRANSVERSE TO THE CENTRAL AXIS AND ATTACHED TO THE FRAME AND TO THE MIRROR HOLDER; AND MEANS FOR INCLINING THE MIRROR HOLDER WITH RESPECT TO THE CENTRAL AXIS COMPRISING AT LEAST THREE ADJUSTING SCREWS MOUNTED TO THE FRAME AND HAVING END PORTIONS WHICH EXTEND INTO THE APERTURE; SAID END PORTIONS BEING CONE SHAPED AND BEARING AGAINST THE MIRROR HOLDER IN OPPOSITION TO THE MECHANICAL BIAS OF THE LEAF SPRINGS; THE SCREWS BEING LOCATED AT SUBSTANTIALLY EQUAL INTERVALS AROUND THE PERIPHERY OF THE APERTURE; ONE ADJUSTING SCREW BEING LOCATED BETWEEN EACH OF THE ADJACENT LEAF SPRINGS AROUND THE PERIPHERY OF THE APERTURE.
References Cited (Backward Citations)
US3204471A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-08-07 | 1971-02-06 | 1971-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-07 | 1975-02-06 | 1975-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-07 | 1979-02-06 | 1979-08-08 | $7700.00 | Window Closed / Lapsed |