US3908198A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seam skate for carpets
Assignee: Individual
•
Filing: 1974-10-03
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Granted: 1975-09-30
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Expires: 1994-10-03
Abstract
Abstract A knee board for being pushed along a seam of a carpet behind a hot melt seaming iron; the knee board comprising a flat panel made of cast aluminum, and having a padded knee cup upon its upper side into which a worker can fit his knee, and the upper side of the panel also including a padded, integral raised block upon its upper side upon which the worker can rest his foreleg.
Inventors
- 👤 William L Brock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 11:03
CPC Classifications
A; A41; A41D; A41D13/00; A41D13/05; A41D13/06; A41D13/065; A41D13/055; A41D13/0556
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
109 words
A carpet seam skate comprising: a substantially rectangular panel having A first major flat surface, means consisting essentially of a cup defining an opening adapted to receive and support a knee positioned directly on the other major surface of the panel opposite the first major surface with the cup opening oriented primarily towards one end of the panel, and a raised block portion positioned on the same side of the panel as is the cup between the cup opening and the end of the panel towards which the cup is oriented, whereby a worker may readily engage and disengage the seam skate to flatten and merge a carpet seam.
Claim 2
Dependent Claim
109 words
A carpet seam skate comprising: a substantially rectangular panel having A first major flat surface, means consisting essentially of a cup defining an opening adapted to receive and support a knee positioned directly on the other major surface of the panel opposite the first major surface with the cup opening oriented primarily towards one end of the panel, and a raised block portion positioned on the same side of the panel as is the cup between the cup opening and the end of the panel towards which the cup is oriented, whereby a worker may readily engage and disengage the seam skate to flatten and merge a carpet seam.
Claim 3
Dependent Claim
30 words
A seam skate as set forth in claim 1 in which both the exposed open surface of the cup and the upper surface of the raised block portion are padded.
Claim 4
Dependent Claim
21 words
A seam skate as set forth in claim 2 in which the upper surface of the raised block portion is concave.
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) | 1978-09-29 | 1979-03-31 | 1979-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-09-29 | 1983-03-31 | 1983-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-09-29 | 1987-03-31 | 1987-09-30 | $7700.00 | Window Closed / Lapsed |