GB341483A - Improvements in or relating to percussive hand tools - Google Patents

Improvements in or relating to percussive hand tools

Info

Publication number
GB341483A
GB341483A GB3145029A GB3145029A GB341483A GB 341483 A GB341483 A GB 341483A GB 3145029 A GB3145029 A GB 3145029A GB 3145029 A GB3145029 A GB 3145029A GB 341483 A GB341483 A GB 341483A
Authority
GB
United Kingdom
Prior art keywords
hand tools
horwell
road
relating
percussive hand
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
Application number
GB3145029A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to GB3145029A priority Critical patent/GB341483A/en
Publication of GB341483A publication Critical patent/GB341483A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D11/00—Portable percussive tools with electromotor or other motor drive
    • B25D11/06—Means for driving the impulse member
    • B25D11/10—Means for driving the impulse member comprising a cam mechanism
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B45/00—Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor
    • B23B45/06—Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor driven by man-power

Landscapes

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

Abstract

341,483. Percussive hand tools. HORWELL, A. E., Redlands, Whitton Road, Twickenham, and HORWELL, A. E., 7, Lansdowne Road, Hounslow, both in Middlesex. Oct. 16, 1929, No. 31450. [Class 124.] The operating cam n coaxial with a spindle rotated by a crank handle r is of relatively large diameter with a number of lifts o, co-operating with a pivoted spring hammer k by means of a pin p, projecting therefrom. The tool is rotated axially by step-down bevel gearing v. The casing is of aluminium and split longitudinally. The working parts are of cast iron with casehardened engaging surfaces.
GB3145029A 1929-10-16 1929-10-16 Improvements in or relating to percussive hand tools Expired GB341483A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB3145029A GB341483A (en) 1929-10-16 1929-10-16 Improvements in or relating to percussive hand tools

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3145029A GB341483A (en) 1929-10-16 1929-10-16 Improvements in or relating to percussive hand tools

Publications (1)

Publication Number Publication Date
GB341483A true GB341483A (en) 1931-01-16

Family

ID=10323254

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3145029A Expired GB341483A (en) 1929-10-16 1929-10-16 Improvements in or relating to percussive hand tools

Country Status (1)

Country Link
GB (1) GB341483A (en)

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