US140136A - Improvement in clamps - Google Patents

Improvement in clamps Download PDF

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Publication number
US140136A
US140136A US140136DA US140136A US 140136 A US140136 A US 140136A US 140136D A US140136D A US 140136DA US 140136 A US140136 A US 140136A
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United States
Prior art keywords
bar
clamps
improvement
nicholas
bolt
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Expired - Lifetime
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25BTOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B1/00Vices
    • B25B1/06Arrangements for positively actuating jaws
    • B25B1/10Arrangements for positively actuating jaws using screws
    • B25B1/12Arrangements for positively actuating jaws using screws with provision for disengagement
    • B25B1/125Arrangements for positively actuating jaws using screws with provision for disengagement with one screw perpendicular to the jaw faces

Definitions

  • a A represent triangular hers, both hollow on their under feces, and the letter adapted to slide over the former, each bar being hooked at the outer end, as shown.
  • the inner end of the ber A is provided with Ye Lvolte, B, through which the bar A slides.
  • Ye Lvolte, B through which the bar A slides.
  • a. lever, C in a slot in which, above the pivot, passes one end of e bar, D, whose other end is pivoted to :t pin, a', transversely inserted through e longi tudinal slot in the back of the bar A.
  • the inner faces of the jaws may be grooved or recessed to recei ⁇ j rubber or leather facings to prevent the marring of the articles which are clamped together bythis device.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical And Physical Treatments For Wood And The Like (AREA)

Description

Wl. l. HLTy @L j. .EH.
Y vClamps. No. 140,136. Paremedlunezmss.
NICHOLAS J. BOLT, OF HOWELL, AND JOHN LEAUH, OF DETROIT, MIUHIGA.
.iwireevervieitr uit theres.
Specicetion forming part of Letters Patent No. lMiOJllha, dsted June 24, 1873; application filed April 24, 1973.
To all whom 'it may concern.:
Be itlmown that we, NICHOLAS J. BOLT, of Howell, in the county of Livingston and V Stute of Michigan, and JOHN Lesen, of De troit, iu the county of Wayne and State of Michigan, have invented a new and useful Improvement in Clamps; and We do declare that the following is e true and accurate description thereof, reference being hadto the accompanying drawings and to the letters of reference marked thereon and being a. part of this specification, in Which-- several. parts, as is more fully hereinafter set forth.
In the drawing, A A represent triangular hers, both hollow on their under feces, and the letter adapted to slide over the former, each bar being hooked at the outer end, as shown. The inner end of the ber A is provided with Ye Lvolte, B, through which the bar A slides. In s recess or in a, socket in the top of the yoke I pivot the lower end of a. lever, C, in a slot in which, above the pivot, passes one end of e bar, D, whose other end is pivoted to :t pin, a', transversely inserted through e longi tudinal slot in the back of the bar A. There are several pin-holes through the slot in this flier, through either of which the said pin may be inserted to increase or decrease the space between the jaws of the clamp. When thrown down over the bar A the lever C acts as a cam, to drew the clainphars together.
The inner faces of the jaws may be grooved or recessed to recei\` j rubber or leather facings to prevent the marring of the articles which are clamped together bythis device.
What we claim as our invention, and desire to secure by Letters Patent, is
The clamp-ber A having the pivotcd lever U with bar D attached thereto, in combination with the sliding clamp-bar A', as described.'l
' NICHOLAS J. BOLT. Witnesses: J OHN LEACH.
H. S. SPRAGUE, H. F. Eunnrs.
US140136D Improvement in clamps Expired - Lifetime US140136A (en)

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US140136A true US140136A (en) 1873-06-24

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US140136D Expired - Lifetime US140136A (en) Improvement in clamps

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2650787A (en) * 1951-09-07 1953-09-01 Valentine Charles Cliff Story pole holder
US3083007A (en) * 1961-05-17 1963-03-26 Rudolph R Campfield Wood framing clamp
US5092426A (en) * 1990-06-18 1992-03-03 Rhodes C Anthony Safety device and system
US5558261A (en) * 1994-12-09 1996-09-24 Hedeen; Nils E. Bicycle carrier
US5702040A (en) * 1994-12-09 1997-12-30 Hedeen; Nils E. Bicycle carrier
US6092623A (en) * 1999-06-25 2000-07-25 Collavino; Loris Safety anchor system
US10238899B1 (en) * 2017-02-28 2019-03-26 Hang On Enterprises, Inc. Systems and methods for supporting an operator from a building

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2650787A (en) * 1951-09-07 1953-09-01 Valentine Charles Cliff Story pole holder
US3083007A (en) * 1961-05-17 1963-03-26 Rudolph R Campfield Wood framing clamp
US5092426A (en) * 1990-06-18 1992-03-03 Rhodes C Anthony Safety device and system
US5558261A (en) * 1994-12-09 1996-09-24 Hedeen; Nils E. Bicycle carrier
US5702040A (en) * 1994-12-09 1997-12-30 Hedeen; Nils E. Bicycle carrier
US6092623A (en) * 1999-06-25 2000-07-25 Collavino; Loris Safety anchor system
US10238899B1 (en) * 2017-02-28 2019-03-26 Hang On Enterprises, Inc. Systems and methods for supporting an operator from a building

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