Patent US3759255A successfully refreshed from Google Patents.
US3759255A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spinal traction apparatus
Assignee: Individual
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Filing: 1971-12-10
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Granted: 1973-09-18
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Expires: 1991-12-10
Abstract
Abstract A spinal or cervical traction device for home use, having a harness for fitting around the body below at least in part the arms, or to the head, a hand operable winch means associated with said harness, and a connector attached to said winch for engagement with a fitting secured in an elevated position, e.g. to a door lintel.
Inventors
- 👤 E Taylor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:59
CPC Classifications
A; A61; A61H; A61H1/00; A61H1/02; A61H1/0218; A61H2201/00; A61H2201/16; A61H2201/1602; A61H2201/1604; A61H2201/1607
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
110 words
A spinal or cervical traction device comprising a harness for fitting below and supporting a portion of a patient, a housing, means for detachably connecting said harness to said housing for being suspended therebelow, a drum rotatably mounted in said housing, a worm-wheel keyed to said drum, a worm meshing with said worm-wheel, a handle extending thrugh said housing and connected to said worm for manually driving the same, a loadbearing flexible connector attached at one end to said drum for being wound thereon and extending from said housing, a link attached to the other end of said connector and means for detachably supporting said link in an elevated position.
Claim 2
Dependent Claim
110 words
A spinal or cervical traction device comprising a harness for fitting below and supporting a portion of a patient, a housing, means for detachably connecting said harness to said housing for being suspended therebelow, a drum rotatably mounted in said housing, a worm-wheel keyed to said drum, a worm meshing with said worm-wheel, a handle extending thrugh said housing and connected to said worm for manually driving the same, a loadbearing flexible connector attached at one end to said drum for being wound thereon and extending from said housing, a link attached to the other end of said connector and means for detachably supporting said link in an elevated position.
Claim 3
Dependent Claim
42 words
A spinal or cervical traction device as claimed in claim 1 wherein said harness consists of a loop of a padded strap, fasteners at each end of said strap and studs on opposite sides of said housing detachably connected to said studs.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-09-17 | 1977-03-19 | 1977-09-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-09-17 | 1981-03-19 | 1981-09-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-09-17 | 1985-03-19 | 1985-09-18 | $7700.00 | Window Closed / Lapsed |