US122466A - Improvement in combined shear and bolt-cutter - Google Patents

Improvement in combined shear and bolt-cutter Download PDF

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Publication number
US122466A
US122466A US122466DA US122466A US 122466 A US122466 A US 122466A US 122466D A US122466D A US 122466DA US 122466 A US122466 A US 122466A
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United States
Prior art keywords
cutter
bolt
improvement
combined shear
howe
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Expired - Lifetime
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23DPLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D17/00Shearing machines or shearing devices cutting by blades pivoted on a single axis
    • B23D17/02Shearing machines or shearing devices cutting by blades pivoted on a single axis characterised by drives or gearings therefor
    • B23D17/08Shearing machines or shearing devices cutting by blades pivoted on a single axis characterised by drives or gearings therefor actuated by hand or foot operated lever mechanism
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T83/00Cutting
    • Y10T83/869Means to drive or to guide tool
    • Y10T83/8798With simple oscillating motion only
    • Y10T83/8804Tool driver movable relative to tool support
    • Y10T83/8809Fixed axis lever

Definitions

  • the link e. K serves to secure the instrument I, GEORGE A. HOWE, of Niles, in the county to the bench.
  • the bolt-cutter A consists of of Berrien and State of Michigan, have inventholes cut through d B and g B, around or near ed an Improved Tool for Shearing Metal and the fulcruln A of the shears.
  • Cutting Rods of which the following is a specication y y Chmn.
  • My invention relates to an instrument with I claim as my inventionwhich very thick sheet metals and bolts can The improved tool herein described for shearbeeasly cut. l f ing metal and cutting rods, substantially as In the accompanying drawing, B represents above described.

Description

UNITISIDV STATES PATENT FFIGE.-
GEORGE A. HOWE, or NILEs, MICHIGAN.
. IMPROVEM ENT IN COMBINED SHEAR AND BOLT-CUTTER.
Specification forming part of Letters Patent No. 122,466, dated January 2, 1872; antedated December 21, 1871.
SPECIFICATION. the link e. K serves to secure the instrument I, GEORGE A. HOWE, of Niles, in the county to the bench. The bolt-cutter A consists of of Berrien and State of Michigan, have inventholes cut through d B and g B, around or near ed an Improved Tool for Shearing Metal and the fulcruln A of the shears. Cutting Rods, of which the following is a specication y y Chmn. My invention relates to an instrument with I claim as my inventionwhich very thick sheet metals and bolts can The improved tool herein described for shearbeeasly cut. l f ing metal and cutting rods, substantially as In the accompanying drawing, B represents above described. the shears; A, the bolt-cutter; and C f, the GEORGE A. HOWE. handle, to Whichfpower is applied. The han- Witnesses: dle Gf is secured to one arm, g, of theshears, DAVID BACON,
at L, and connected with the other arm, d, by 'JOHN KING. (119)
US122466D Improvement in combined shear and bolt-cutter Expired - Lifetime US122466A (en)

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US122466A true US122466A (en) 1872-01-02

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060126766A1 (en) * 2004-12-13 2006-06-15 Kang Hun-Sik Correlation apparatus based on symmetry of correlation coefficient and method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060126766A1 (en) * 2004-12-13 2006-06-15 Kang Hun-Sik Correlation apparatus based on symmetry of correlation coefficient and method thereof

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