US3722562A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and device for straightening beams
Assignee: Individual
•
Filing: 1971-04-09
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Granted: 1973-03-27
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Expires: 1991-04-09
Abstract
Abstract This invention relates to a method and device for straightening twisted wooden beams and the like and involves the use of clamping and twisting devices to straighten said beam together with a wrapped tensioning guy attached adjacent to each end of the straightened beam to hold the same in a tense position.
Inventors
- 👤 C Stegmuller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 08:57
CPC Classifications
B; B27; B27M; B27M1/00; B27M3/00; B27M3/0013; B27M3/0026; B27M3/0046; E; E04; E04G; E04G23/00; E04G23/02; E04G23/0218; E04G2023/0248; Y; Y10; Y10T; Y10T24/00; Y10T24/14; Y10T24/1412; Y10T24/1441; Y10T24/1455; Y10T24/39; Y10T24/3916; Y10T24/392; Y10T24/3922; Y10T24/3998
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
88 words
The method of straIghtening a beam comprising clamping the ends of a warped beam; twisting at least one end of said beam with reference to the other end through its clamping device until the beam is straight; fastening a strap adjacent one end of said beam and wrapping said strap repeatedly about said beam in a spiral like arrangement towards the other end in the direction in which the original twist had existed; and fastening the other end of said strap adjacent the other end of said beam.
Claim 2
Independent Claim
88 words
The method of straIghtening a beam comprising clamping the ends of a warped beam; twisting at least one end of said beam with reference to the other end through its clamping device until the beam is straight; fastening a strap adjacent one end of said beam and wrapping said strap repeatedly about said beam in a spiral like arrangement towards the other end in the direction in which the original twist had existed; and fastening the other end of said strap adjacent the other end of said beam.
Claim 3
Dependent Claim
26 words
The method of claim 1 in which said strap is fastened at additional points of surface around said beam in addition to its two end positions.
Claim 4
Dependent Claim
27 words
The method of claim 2 in which said strap is fastened upon each flat surface of said beam each time it is so encountered by said strap.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-03-26 | 1976-09-25 | 1977-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-03-26 | 1980-09-25 | 1981-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-03-26 | 1984-09-25 | 1985-03-27 | $7700.00 | Window Closed / Lapsed |