US2366249A - Toolholder and guard - Google Patents

Toolholder and guard Download PDF

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Publication number
US2366249A
US2366249A US490679A US49067943A US2366249A US 2366249 A US2366249 A US 2366249A US 490679 A US490679 A US 490679A US 49067943 A US49067943 A US 49067943A US 2366249 A US2366249 A US 2366249A
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US
United States
Prior art keywords
guard
tool
openings
toolholder
tools
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
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US490679A
Inventor
Formosa John
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Individual
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Individual
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Publication date
Application filed by Individual filed Critical Individual
Priority to US490679A priority Critical patent/US2366249A/en
Application granted granted Critical
Publication of US2366249A publication Critical patent/US2366249A/en
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Expired - Lifetime legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25DPERCUSSIVE TOOLS
    • B25D17/00Details of, or accessories for, portable power-driven percussive tools
    • B25D17/08Means for retaining and guiding the tool bit, e.g. chucks allowing axial oscillation of the tool bit
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25FCOMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
    • B25F1/00Combination or multi-purpose hand tools
    • 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
    • Y10T279/00Chucks or sockets
    • Y10T279/17Socket type
    • Y10T279/17957Friction grip
    • 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
    • Y10T74/00Machine element or mechanism
    • Y10T74/21Elements
    • Y10T74/219Guards

Definitions

  • This invention relates to a tool holder and guard for hand tools, which must be driven into hard material.
  • a blow is struck on the head of the tool to force it into the workpiece, fragments of steel from the tool may fly oil! and hit the operator. If the operator misses the head of the tool, or gives it a glancing blow, injury to his hand often results. If the toool is not held in a vertical direction, there is danger that it will fly from his grasp when the tool is struck by the hammer.
  • Figure 1 is a longitudinal section of the tool Solder and guard taken on the line II of Figure ;
  • Figure 2 is a top view of Figure 1.
  • the reference numeral 2 indicates the hand tools which are shown as steel stamps for stamping letters or numbers on cold steel.
  • a rubber hose 4 has two openings 6 therethrough of appreciably less diameter than the stamps 2 that are held therein, which causes the stamps, when forced into the openings, to displace the body material surrounding them, to-thereby cause the material to firmly grip and hold them in an upright position.
  • the operator holds one of the stamps in position for stamping by grasping the rubber hose 4 or the other stamp. Thi gives him a better grasp on the tool and if the hammer glances from the tool his hand will not be injured.
  • Surrounding the head portion of the stamps are short sections of rubber hose 8.
  • the hose 8 prevents it from flying toward the operator. In this manner injury to the eye or other exposed portions of the operators body is prevented.
  • a tool holder providing a resilient and shock absorbing connection between two or more percussive tools adapted for conjoint use comprising an elongated body of flexible rubber-like material provided with tool receiving openings extending transversely through the side walls thereof and spaced from each other and inwardly from each end of said body, said openings being of appreciably less diameter than the tools to be held therein so as to cause said tools when forced into said openings to displace the body material surrounding said openings and cause said material to firmly grip and hold said tools, and the body portion between said openings forming hand grip portions which, due to the inherent resiliency of said body portion, will prevent percussive shocks from being communicated to the operator.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Percussive Tools And Related Accessories (AREA)

Description

Jan. 2, 1945. J FQRMOSA 2,366,249
TOOL HOLDER AND GUARD Filed June 12, 1943 A m a a rl r-l LL. L
INVENTOR.
JOHN FOEM05/1,
Patented Jan. 2, 1945 UNITED STATES- PATENT ()FFICE 2,366,249 I TOOLHOLDER AND GUARD John Formosa, McKees Rocks, Pa.
Application June 12, 1943, Serial No. 490L679 1 Claim.
This invention relates to a tool holder and guard for hand tools, which must be driven into hard material. When a blow is struck on the head of the tool to force it into the workpiece, fragments of steel from the tool may fly oil! and hit the operator. If the operator misses the head of the tool, or gives it a glancing blow, injury to his hand often results. If the toool is not held in a vertical direction, there is danger that it will fly from his grasp when the tool is struck by the hammer.
It is an object of this invention to provide a multiple tool holder and guard which will eliminate the dangers set forth above.
This and other objects will be more apparen after referring to the following specification and attached drawing, in which:
Figure 1 is a longitudinal section of the tool Solder and guard taken on the line II of Figure ;and
Figure 2 is a top view of Figure 1.
Referring more particularly to the drawing. the reference numeral 2 indicates the hand tools which are shown as steel stamps for stamping letters or numbers on cold steel. A rubber hose 4 has two openings 6 therethrough of appreciably less diameter than the stamps 2 that are held therein, which causes the stamps, when forced into the openings, to displace the body material surrounding them, to-thereby cause the material to firmly grip and hold them in an upright position. The operator holds one of the stamps in position for stamping by grasping the rubber hose 4 or the other stamp. Thi gives him a better grasp on the tool and if the hammer glances from the tool his hand will not be injured. Surrounding the head portion of the stamps are short sections of rubber hose 8. If the hammer hits the hose, it gives sufliciently to allow the blow to force the stamp into the workpiece. However, if a fragment of steel is struck from the stamp, the hose 8 prevents it from flying toward the operator. In this manner injury to the eye or other exposed portions of the operators body is prevented.
While one embodiment of the invention has been shown and described, it will be apparent that other modifications and adaptations may be made without departing from the scope of the attached claim.
I claim:
A tool holder providing a resilient and shock absorbing connection between two or more percussive tools adapted for conjoint use comprising an elongated body of flexible rubber-like material provided with tool receiving openings extending transversely through the side walls thereof and spaced from each other and inwardly from each end of said body, said openings being of appreciably less diameter than the tools to be held therein so as to cause said tools when forced into said openings to displace the body material surrounding said openings and cause said material to firmly grip and hold said tools, and the body portion between said openings forming hand grip portions which, due to the inherent resiliency of said body portion, will prevent percussive shocks from being communicated to the operator.
JOHN FORMOSA.
US490679A 1943-06-12 1943-06-12 Toolholder and guard Expired - Lifetime US2366249A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US490679A US2366249A (en) 1943-06-12 1943-06-12 Toolholder and guard

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US490679A US2366249A (en) 1943-06-12 1943-06-12 Toolholder and guard

Publications (1)

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US2366249A true US2366249A (en) 1945-01-02

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3475990A (en) * 1968-01-16 1969-11-04 Adam J Maximuk Protective shield devices for tools and the like

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3475990A (en) * 1968-01-16 1969-11-04 Adam J Maximuk Protective shield devices for tools and the like

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