US115211A - Improvement in bung-borers - Google Patents

Improvement in bung-borers Download PDF

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Publication number
US115211A
US115211A US115211DA US115211A US 115211 A US115211 A US 115211A US 115211D A US115211D A US 115211DA US 115211 A US115211 A US 115211A
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United States
Prior art keywords
improvement
bung
borers
pod
point
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Expired - Lifetime
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B27WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27GACCESSORY MACHINES OR APPARATUS FOR WORKING WOOD OR SIMILAR MATERIALS; TOOLS FOR WORKING WOOD OR SIMILAR MATERIALS; SAFETY DEVICES FOR WOOD WORKING MACHINES OR TOOLS
    • B27G15/00Boring or turning tools; Augers
    • 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
    • Y10T408/00Cutting by use of rotating axially moving tool
    • Y10T408/89Tool or Tool with support
    • 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
    • Y10T408/00Cutting by use of rotating axially moving tool
    • Y10T408/89Tool or Tool with support
    • Y10T408/902Having central lead-screw

Definitions

  • Fig. 1 a side view
  • Fig. 2 a transverse section on line az.
  • This invention relates to an improvement in bung-borers the object being to construct a semicircular borer so that the depth of cut may be governed, and thus enable the operator to bore a round hole which is difficult to ameter from the head downward, terminating in a gimlet-point, and the cutting-edge formed by chamfering one point of the pod from the outside in and forward.
  • A is the eyefor the handle, formed on the head B, to which the pod O is attached or made a part, the said pod diminishing in diameter from the head downward, and provided at the smaller end with a gimlet-point, a.
  • I claim as my invention- 1 The herein-described bung-borer, consisting of the pod 0 provided with a suitable handle, having the cutting-edge 01 formed by chamfering from the outside in, and constructed with a gimlet-point, a, as herein set forth.

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Forests & Forestry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Description

WILLIAM A IVES. Improvement inBung-Bmers. N-b, 115,211,. V Patented May 23,1871.
UNITED STATEs PATENT QFFIGE.
WILLIAM A. mm, on NEW HAVEN, oonnncrrcur.
' IMPROVEMENT IN BUNG-BORERS.
To all whom it may concern? Be it known that I, WILLIAM A. IVEs, of- New Haven, in the county of New Haven and State of Connecticut, have invented a new Immovement in Bun g-Borer and I do hereby declare the following, when taken in connection with the accompanying drawing and the letters of reference marked thereon, to be a full, clear, and exact description of the same, and which said drawing constitutes part of this specification, and represents, in
Fig. 1,a side view, and in Fig. 2 a transverse section on line az.
This invention relates to an improvement in bung-borers the object being to construct a semicircular borer so that the depth of cut may be governed, and thus enable the operator to bore a round hole which is difficult to ameter from the head downward, terminating in a gimlet-point, and the cutting-edge formed by chamfering one point of the pod from the outside in and forward.
A is the eyefor the handle, formed on the head B, to which the pod O is attached or made a part, the said pod diminishing in diameter from the head downward, and provided at the smaller end with a gimlet-point, a. One edge, 11,1 chamfer from the outside in, as in Fig. 2, thus making the edge upon the inside; consequently in boring the chip out can be no more than the thickness of the metal, and the outer surface of the pod bears upon the surface cut so that the hole bored will be perfectly round; this manner of chamfering operating practically like the'cap or guard upon a joiners plane, the ginilet-point serving to draw the pod as fast as it cuts.
I claim as my invention- 1 The herein-described bung-borer, consisting of the pod 0 provided with a suitable handle, having the cutting-edge 01 formed by chamfering from the outside in, and constructed with a gimlet-point, a, as herein set forth.
. W. A. IVES.
Witnesses:
A. J. TIBBITs, E. O. EARLE.
US115211D Improvement in bung-borers Expired - Lifetime US115211A (en)

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