US3318009A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Blade examining apparatus
Assignee: Ford Motor Co
•
Filing: 1964-12-10
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Granted: 1967-05-09
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Expires: 1984-12-10
Abstract
No abstract record available.
Inventors
- 👤 Earl J Tishler
- 👤 Glen A Weinert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 05:18
CPC Classifications
G; G01; G01B; G01B5/00; G01B5/20; G01B5/205
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
193 words
AN APPARATUS FOR EXAMINING THE CROSS-SECTIONAL CONTOUR OF A BLADE HAVING A CURVED SURFACE COMPRISING, MEANS MOUNTING SAID BLADE FOR ROTATION ABOUT AN AXIS AND MOVEMENT AXIALLY, A STATIONARY PROBE CONTACTING A POINT ON THE RADIUS OF SAID BLADE WHEREBY AXIAL MOVEMENT OF SAID BLADE EFFECTS A ROTATION OF SAID BLADE BY REACTION OF THE CURVED SURFACE OF SAID BLADE AGAINST SAID PROBE, A SLIDE MEMBER MOVABLE AXIALLY WITH SAID BLADE AND BEING RECIPROCABLE IN A DIFFERENT DIRECTION, MEANS BETWEEN SAID BLADE AND SLIDE MEMBERS FOR TRANSFERRING THE CIRCUMFERENTIAL TRAVEL OF SAID BLADE AGAINST SAID PROBE TO A CORRESPONDING TRAVEL OF SAID SLIDE MEMBER IN SAID DIFFERENT DIRECTION, A RETICLE CARRIED BY SAID SLIDE MEMBER CONSISTING OF A SHADOW CASTING APERTURE, A SCREEN, AND OPTICAL PROJECTION MEANS COOPERATING WITH SAID APERTURE FOR PROJECTING THE MOVING IMAGE OF SAID RETICLE ONTO SAID SCREEN DURING A COMBINED AXIAL AND DIFFERENT DIRECTION MOVEMENT OF SAID SLIDE MEMBER EFFECTED BY A COMBINED ROTATIONAL AND AXIAL MOVEMENT OF SAID BLADE AS IT IS TRAVERSED BY SAID PROBE WHEREBY THE PATH OF MOVEMENT OF SAID IMAGE ON SAID SCREEN DEFINES A CROSS-SECTIONAL CONTOUR OF SAID BLADE AT SAID RADIUS.
Claim 2
Independent Claim
193 words
AN APPARATUS FOR EXAMINING THE CROSS-SECTIONAL CONTOUR OF A BLADE HAVING A CURVED SURFACE COMPRISING, MEANS MOUNTING SAID BLADE FOR ROTATION ABOUT AN AXIS AND MOVEMENT AXIALLY, A STATIONARY PROBE CONTACTING A POINT ON THE RADIUS OF SAID BLADE WHEREBY AXIAL MOVEMENT OF SAID BLADE EFFECTS A ROTATION OF SAID BLADE BY REACTION OF THE CURVED SURFACE OF SAID BLADE AGAINST SAID PROBE, A SLIDE MEMBER MOVABLE AXIALLY WITH SAID BLADE AND BEING RECIPROCABLE IN A DIFFERENT DIRECTION, MEANS BETWEEN SAID BLADE AND SLIDE MEMBERS FOR TRANSFERRING THE CIRCUMFERENTIAL TRAVEL OF SAID BLADE AGAINST SAID PROBE TO A CORRESPONDING TRAVEL OF SAID SLIDE MEMBER IN SAID DIFFERENT DIRECTION, A RETICLE CARRIED BY SAID SLIDE MEMBER CONSISTING OF A SHADOW CASTING APERTURE, A SCREEN, AND OPTICAL PROJECTION MEANS COOPERATING WITH SAID APERTURE FOR PROJECTING THE MOVING IMAGE OF SAID RETICLE ONTO SAID SCREEN DURING A COMBINED AXIAL AND DIFFERENT DIRECTION MOVEMENT OF SAID SLIDE MEMBER EFFECTED BY A COMBINED ROTATIONAL AND AXIAL MOVEMENT OF SAID BLADE AS IT IS TRAVERSED BY SAID PROBE WHEREBY THE PATH OF MOVEMENT OF SAID IMAGE ON SAID SCREEN DEFINES A CROSS-SECTIONAL CONTOUR OF SAID BLADE AT SAID RADIUS.
References Cited (Backward Citations)
US2451155A
Cited
US2476312A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-05-08 | 1970-11-07 | 1971-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-08 | 1974-11-07 | 1975-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-08 | 1978-11-07 | 1979-05-09 | $7700.00 | Window Closed / Lapsed |