US3694834A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plier jaws
Assignee: Milbar Corp
•
Filing: 1970-04-09
•
Granted: 1972-10-03
•
Expires: 1990-04-09
Abstract
Abstract A pair of pliers having wire gripping jaws wherein the opposing wire engaging surfaces are formed as undulating surfaces without sharp bends to increase the linear contact with the wire to be engaged without nicking or scraping the wire.
Inventors
- 👤 Charles M Daniels Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:08
CPC Classifications
B; B25; B25B; B25B7/00; B25B7/02
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
92 words
A wire gripping pliers including a pair of jaws for gripping a wire and a pair of handles in extension from the jaws with the jaws pivotally secured together spaced from the ends, the improvement which comprises a pair of wire gripping surfaces on the jaws formed to grip the wire and free from sharp bends said gripping surfaces being in the form of at least two continuous undulations extending longitudinally of the jaws with their median meeting line extending through the axis of the point where they are pivotally secured together.
Claim 2
Dependent Claim
92 words
A wire gripping pliers including a pair of jaws for gripping a wire and a pair of handles in extension from the jaws with the jaws pivotally secured together spaced from the ends, the improvement which comprises a pair of wire gripping surfaces on the jaws formed to grip the wire and free from sharp bends said gripping surfaces being in the form of at least two continuous undulations extending longitudinally of the jaws with their median meeting line extending through the axis of the point where they are pivotally secured together.
Claim 3
Dependent Claim
20 words
A pair of pliers are described in claim 1 wherein said undulations are in the form of a sine wave.
Claim 4
Dependent Claim
21 words
A pair of pliers as described in claim 1 wherein said undulations are in the form of a damped sine wave.
Claim 5
Dependent Claim
32 words
A pair of pliers as described in claim 1 wherein said undulations have high and low portions extending substantially equally spaced on each side of a center line through the jaw pivot.
Claim 6
Dependent Claim
21 words
A pair of pliers as described in claim 4 wherein said high and low portions extend transversely across the jaw surfaces.
Claim 7
Dependent Claim
28 words
A pair of pliers as described in claim 5 wherein the high portion on one jaw is arranged to extend into the low portions of the other jaw.
Claim 8
Dependent Claim
20 words
A pair of pliers as described in claim 6 wherein the jaws taper from the hinge portion toward the tips.
Claim 9
Dependent Claim
27 words
A pair of pliers as described in claim 1 wherein said jaws are formed with cutting surfaces at one side of the jaw adjacent the hinge point.
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) | 1975-10-03 | 1976-04-03 | 1976-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-10-03 | 1980-04-03 | 1980-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-10-03 | 1984-04-03 | 1984-10-03 | $7700.00 | Window Closed / Lapsed |