GB191220226A - Miner's Pick Head. - Google Patents

Miner's Pick Head.

Info

Publication number
GB191220226A
GB191220226A GB191220226DA GB191220226A GB 191220226 A GB191220226 A GB 191220226A GB 191220226D A GB191220226D A GB 191220226DA GB 191220226 A GB191220226 A GB 191220226A
Authority
GB
United Kingdom
Prior art keywords
miner
head
pick head
pick
miners
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
Inventor
James Johnson
George Morris
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
Application granted granted Critical
Publication of GB191220226A publication Critical patent/GB191220226A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D7/00—Picks

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Golf Clubs (AREA)

Abstract

20,226. Johnson, J., and Morris, G. Sept. 5. Fixing by self-grip sockets of special form.- Miners' pick-heads are formed with an elliptical eye the major axis of which gradually increases from the middle E to the top and bottom, and the upper and lower sides of the head are tapered uniformly to the points so that the head may be fixed and used in reversed position on the shaft.
GB191220226D 1912-09-05 1912-09-05 Miner's Pick Head. Expired GB191220226A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB191220226T 1912-09-05

Publications (1)

Publication Number Publication Date
GB191220226A true GB191220226A (en) 1913-04-24

Family

ID=34358448

Family Applications (1)

Application Number Title Priority Date Filing Date
GB191220226D Expired GB191220226A (en) 1912-09-05 1912-09-05 Miner's Pick Head.

Country Status (1)

Country Link
GB (1) GB191220226A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2207005A1 (en) * 1972-11-17 1974-06-14 Stanley Works

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2207005A1 (en) * 1972-11-17 1974-06-14 Stanley Works

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