US3180663A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Distortion lock structure and method
Assignee: Individual
•
Filing: 1963-12-16
•
Granted: 1965-04-27
•
Expires: 1983-12-16
Abstract
No abstract record available.
Inventors
- 👤 Walter J Lehmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:06
CPC Classifications
F; F16; F16B; F16B7/00; F16B7/04; F16B7/044; F16B7/0446; F16B2200/00; F16B2200/10; F16B2200/40; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49947; Y10T29/49959; Y10T403/00; Y10T403/49; Y10T403/4941
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
203 words
A DISTORTINGLY LOCKED RIGHT ANGLE TUBULAR JOINT COMPRISING A FIRST PIPE HAVING AN APERTURE IN THE PIPE WALL THEREIN, SAID APERTURE HAIVNG AN ORTHOGONAL PROJECTION DEFINED BY A CIRCLE, A SECOND PIPE OF SMALLER DIAMETER THAN SAID FIRST PIPE AND SUBSTANTIALLY EQUAL TO THE DIAMETER OF THE PROJECTION OF SAID APERTURE INSERTED IN SAID APERTURE, SAID SECOND PIPE HAVING AN END PORTION ADAPTED TO BE SEATED FIRMLY AGAINST THE INNER WALL OF SAID FIRST PIPE OPPOSITE SAID APERTURE AND HAVING A PAIR OF DIAMETRICALLY OPPOSED PIN RECEIVED APERTURES NORMAL TO THE AXIS OF SAID SECOND PIPE AND SPACED FROM SAID END PORTION SO AS TO INTESECT THE PLANE OF SAID APERTURE OF SAID FIRST PIPE WHEN THE END PORTION OF SAID SECOND PIPE IS IN FIRM ENGAGEMENT WITH SAID INNER WALL OF SAID FIRST PIPE AND A PIN OF A LENGTH GREATER THAN THE DIAMETER OF SAID SECOND PIPE AND OF A DIAMETER EQUAL TO SAID OPPOSED APERTURES DISPOSED INSIDE SAID FIRST PIPE AND FORCEABLY DRIVEN THROUGH SAID DIAMETRICALLY OPPOSED APERTURE OF SAID SECOND PIPE DEFORMING THE WALL OF SAID FIRST PIPE ADJACENT SAID APERTURE OF PRODUCE AN AXIAL CHANNEL THEREIN WHEREBY SAID DRIVEN PIN IS IMMOVEABLY AND LOCKINGLY DISPOSED IN SAID CHANNEL.
Claim 2
Dependent Claim
203 words
A DISTORTINGLY LOCKED RIGHT ANGLE TUBULAR JOINT COMPRISING A FIRST PIPE HAVING AN APERTURE IN THE PIPE WALL THEREIN, SAID APERTURE HAIVNG AN ORTHOGONAL PROJECTION DEFINED BY A CIRCLE, A SECOND PIPE OF SMALLER DIAMETER THAN SAID FIRST PIPE AND SUBSTANTIALLY EQUAL TO THE DIAMETER OF THE PROJECTION OF SAID APERTURE INSERTED IN SAID APERTURE, SAID SECOND PIPE HAVING AN END PORTION ADAPTED TO BE SEATED FIRMLY AGAINST THE INNER WALL OF SAID FIRST PIPE OPPOSITE SAID APERTURE AND HAVING A PAIR OF DIAMETRICALLY OPPOSED PIN RECEIVED APERTURES NORMAL TO THE AXIS OF SAID SECOND PIPE AND SPACED FROM SAID END PORTION SO AS TO INTESECT THE PLANE OF SAID APERTURE OF SAID FIRST PIPE WHEN THE END PORTION OF SAID SECOND PIPE IS IN FIRM ENGAGEMENT WITH SAID INNER WALL OF SAID FIRST PIPE AND A PIN OF A LENGTH GREATER THAN THE DIAMETER OF SAID SECOND PIPE AND OF A DIAMETER EQUAL TO SAID OPPOSED APERTURES DISPOSED INSIDE SAID FIRST PIPE AND FORCEABLY DRIVEN THROUGH SAID DIAMETRICALLY OPPOSED APERTURE OF SAID SECOND PIPE DEFORMING THE WALL OF SAID FIRST PIPE ADJACENT SAID APERTURE OF PRODUCE AN AXIAL CHANNEL THEREIN WHEREBY SAID DRIVEN PIN IS IMMOVEABLY AND LOCKINGLY DISPOSED IN SAID CHANNEL.
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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) | 1968-04-26 | 1968-10-26 | 1969-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-26 | 1972-10-26 | 1973-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-26 | 1976-10-26 | 1977-04-27 | $7700.00 | Window Closed / Lapsed |