Patent US2848898A successfully refreshed from Google Patents.
US3362284A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dimensional measurement devices
Assignee: Manufacture de Vilebrequins de Lorette SA MAVILOR
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Filing: 1963-06-04
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Granted: 1968-01-09
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Expires: 1983-06-04
Abstract
No abstract record available.
Inventors
- 👤 Patrignani Leonida
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 08:18
CPC Classifications
G; G01; G01B; G01B11/00; G01B11/02; G01B11/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
247 words
A DEVICE FOR MEASURING AT LEAST ONE DIMENSION BETWEEN TWO OPPOSITE SURFACE ELEMENTS OF A BODY WHICH COMPRISES, IN COMBINATION, A SOURCE OF RADIATION RAYS AND SCREEN DISPOSED BETWEEN SAID SOURCE OF RADIATION RAYS AND SAID BODY, A SLIT FORMED IN SAID SCREEN FOR PERMITTING THE PASSAGE OF SOME OF THE RAYS OF SAID RADIATION SOURCE, THE RAYS PASSING THROUGH THE SLIT CONSITUTING A FIRST BEAM, MEANS FOR FORMING THE FIRST BEAM INTO A FIRST IMAGE OF SAID SLIT OPPOSITE A SURFACE ELEMENT OF THE BODY, REVERSING MEANS DISPOSED ON THE OPPOSITE SIDE OF SAID BODY FROM SAID SCREEN FOR REVERSING THE SAID FIRST BEAM TO FORM A SECOND BEAM EXTENDING IN A DIRECTION PARALLEL AND OPPOSED TO THE DIRECTION OF THE SAID FIRST BEAM, SAID REVERSING MEANS COMPRISING A COLLIMATING MEANS FOR COLLIMATING THE RADIATION RAYS OF SAID FIRST BEAM, A FIRST REFLECTING MEANS MOVABLE WITH SAID COLLIMATING MEANS FOR RECEIVING RAYS FROM SAID COLLIMATING MEANS AND REFLECTING THE RAYS TO A SECON REFLECTING MEANS THE SAID SECOND REFLECTING MEANS ARRANGED TO REFLECT THE RADIATION RAYS RECEIVED FROM THE FIRST REFLECTING MEANS TO FORM SAID SECOND BEAM, A SECOND IMAGING MEANS MOVABLE WITH SAID SECOND REFLECTING MEANS FOR RECEIVING RADIATION FROM SAID SECOND REFLECTING MEANS AND FORMING A SECOND IMAGE OF SAID SLIT OPPOSITE A SECOND SURFACE ELEMENT OF THE BODY, THE SECOND IMAGE HAVING THE SAME ORIENTATION AS THE FIRST IMAGE IN A PLANE WHICH INCLUDES BOTH THE FIRST AND SECOND SURFACE ELEMENTS OF THE
Claim 2
Independent Claim
247 words
A DEVICE FOR MEASURING AT LEAST ONE DIMENSION BETWEEN TWO OPPOSITE SURFACE ELEMENTS OF A BODY WHICH COMPRISES, IN COMBINATION, A SOURCE OF RADIATION RAYS AND SCREEN DISPOSED BETWEEN SAID SOURCE OF RADIATION RAYS AND SAID BODY, A SLIT FORMED IN SAID SCREEN FOR PERMITTING THE PASSAGE OF SOME OF THE RAYS OF SAID RADIATION SOURCE, THE RAYS PASSING THROUGH THE SLIT CONSITUTING A FIRST BEAM, MEANS FOR FORMING THE FIRST BEAM INTO A FIRST IMAGE OF SAID SLIT OPPOSITE A SURFACE ELEMENT OF THE BODY, REVERSING MEANS DISPOSED ON THE OPPOSITE SIDE OF SAID BODY FROM SAID SCREEN FOR REVERSING THE SAID FIRST BEAM TO FORM A SECOND BEAM EXTENDING IN A DIRECTION PARALLEL AND OPPOSED TO THE DIRECTION OF THE SAID FIRST BEAM, SAID REVERSING MEANS COMPRISING A COLLIMATING MEANS FOR COLLIMATING THE RADIATION RAYS OF SAID FIRST BEAM, A FIRST REFLECTING MEANS MOVABLE WITH SAID COLLIMATING MEANS FOR RECEIVING RAYS FROM SAID COLLIMATING MEANS AND REFLECTING THE RAYS TO A SECON REFLECTING MEANS THE SAID SECOND REFLECTING MEANS ARRANGED TO REFLECT THE RADIATION RAYS RECEIVED FROM THE FIRST REFLECTING MEANS TO FORM SAID SECOND BEAM, A SECOND IMAGING MEANS MOVABLE WITH SAID SECOND REFLECTING MEANS FOR RECEIVING RADIATION FROM SAID SECOND REFLECTING MEANS AND FORMING A SECOND IMAGE OF SAID SLIT OPPOSITE A SECOND SURFACE ELEMENT OF THE BODY, THE SECOND IMAGE HAVING THE SAME ORIENTATION AS THE FIRST IMAGE IN A PLANE WHICH INCLUDES BOTH THE FIRST AND SECOND SURFACE ELEMENTS OF THE
References Cited (Backward Citations)
US3125682A
Cited
US1641136A
Cited
DE854587C
Cited
US2406299A
Cited
US2670651A
Cited
US2810316A
Cited
US2845756A
Cited
US2931917A
Cited
US3174392A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-08 | 1971-07-10 | 1972-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-08 | 1975-07-10 | 1976-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-08 | 1979-07-10 | 1980-01-09 | $7700.00 | Window Closed / Lapsed |