Patent US3073890A successfully refreshed from Google Patents.
US3073890A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spreader for distribution secondary conductors
Assignee: DTE Energy Co
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Filing: 1961-07-24
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Granted: 1963-01-15
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Expires: 1981-07-24
Abstract
No abstract record available.
Inventors
- 👤 Arthur W Chewning
- 👤 Rex L Haase
- 👤 Richard E Stephens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:26
CPC Classifications
H; H02; H02G; H02G7/00; H02G7/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
228 words
A PERMANENTLY MOUNTED SPREADER FOR HOLDING A PLURALITY OF VERTICALLY SPACED OVERHEAD CABLE IN VERTICALLY SPACED RELATIONSHIP COMPRISING AN ELONGATED BRACKET MADE FROM A NON-CONDUCTING MATERIAL, SAID BRACKET HAVING A BASE, THE LONGITUDINAL EDGES OF WHICH ARE BENT LATERALLY IN THE SAME DIRECTION AND REVERSELY IN THE OPPOSITE DIRECTION TO PROVIDE A PAIR OF RETAINING FLANGES WHICH ARE SPACED FROM SAID BASE, SAID BASE INCLUDING A PLURALITY OF LONGITUDINALLY SPACED CABLE GRIPPING SURFACES HAVING ENTRANCES AT ONE LONGITUDINAL EDGE THEREOF, AN ELONGATED SLIDE MADE FROM A NON-CONDUCTING MATERIAL AND LOCATED WITHIN THE SPACE BETWEEN SAID BASE AND SAID FLANGES AND HELD AGAINST SUBSTANTIAL LATERAL MOVEMENT BY SAID BASE AND THE AFORESAID LONGITUDINAL EDGES, SAID SLIDE HAVING A LIKE PLURALITY OF LONGITUDINALLY SPACED CABLE GRIPPING SURFACE HAVING ENTRANCES AT ONE LONGITUDINAL EDGE THEREOF, SAID SLIDE ENTRANCES AND GRIPPING SURFACE OVERLYING THE ENTRANCES AND GRIPPING SURFACES IN SAID BASE RESPECTIVELY WHEN THE SPREADER IS OPEN TO FORM LONGITUDINALLY SPACED OPENINGS WHICH ARE ADAPTED TO RECEIVE SAID CABLES, AND A REMOTE CONTROLLED ADJUSTMENT SCREW THREADED TO THE BOTTOM OF SAID BRACKET AND HAVING ITS LEADING END IN JUXTAPOSITION TO THE BOTTOM OF SAID SLIDE FOR MOVING THE SLIDE LENGTHWISE WITH RESPECT TO SAID BRACKET TO CLOSE THE AFORESAID OPENINGS AND THEREBY ENCOMPASS AND RETAIN THE CABLES BETWEEN THE AFORESAID GRIPPING SURFACES, THE SPREADER WHEN MOUNTED BEING SUPPORTED ENTIRELY BY THE CABLES.
Claim 2
Dependent Claim
228 words
A PERMANENTLY MOUNTED SPREADER FOR HOLDING A PLURALITY OF VERTICALLY SPACED OVERHEAD CABLE IN VERTICALLY SPACED RELATIONSHIP COMPRISING AN ELONGATED BRACKET MADE FROM A NON-CONDUCTING MATERIAL, SAID BRACKET HAVING A BASE, THE LONGITUDINAL EDGES OF WHICH ARE BENT LATERALLY IN THE SAME DIRECTION AND REVERSELY IN THE OPPOSITE DIRECTION TO PROVIDE A PAIR OF RETAINING FLANGES WHICH ARE SPACED FROM SAID BASE, SAID BASE INCLUDING A PLURALITY OF LONGITUDINALLY SPACED CABLE GRIPPING SURFACES HAVING ENTRANCES AT ONE LONGITUDINAL EDGE THEREOF, AN ELONGATED SLIDE MADE FROM A NON-CONDUCTING MATERIAL AND LOCATED WITHIN THE SPACE BETWEEN SAID BASE AND SAID FLANGES AND HELD AGAINST SUBSTANTIAL LATERAL MOVEMENT BY SAID BASE AND THE AFORESAID LONGITUDINAL EDGES, SAID SLIDE HAVING A LIKE PLURALITY OF LONGITUDINALLY SPACED CABLE GRIPPING SURFACE HAVING ENTRANCES AT ONE LONGITUDINAL EDGE THEREOF, SAID SLIDE ENTRANCES AND GRIPPING SURFACE OVERLYING THE ENTRANCES AND GRIPPING SURFACES IN SAID BASE RESPECTIVELY WHEN THE SPREADER IS OPEN TO FORM LONGITUDINALLY SPACED OPENINGS WHICH ARE ADAPTED TO RECEIVE SAID CABLES, AND A REMOTE CONTROLLED ADJUSTMENT SCREW THREADED TO THE BOTTOM OF SAID BRACKET AND HAVING ITS LEADING END IN JUXTAPOSITION TO THE BOTTOM OF SAID SLIDE FOR MOVING THE SLIDE LENGTHWISE WITH RESPECT TO SAID BRACKET TO CLOSE THE AFORESAID OPENINGS AND THEREBY ENCOMPASS AND RETAIN THE CABLES BETWEEN THE AFORESAID GRIPPING SURFACES, THE SPREADER WHEN MOUNTED BEING SUPPORTED ENTIRELY BY THE CABLES.
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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) | 1966-01-14 | 1966-07-16 | 1967-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-14 | 1970-07-16 | 1971-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-14 | 1974-07-16 | 1975-01-15 | $7700.00 | Window Closed / Lapsed |