GB146752A - Improved device for use in sharpening gramophone needles and the like - Google Patents

Improved device for use in sharpening gramophone needles and the like

Info

Publication number
GB146752A
GB146752A GB2334019A GB2334019A GB146752A GB 146752 A GB146752 A GB 146752A GB 2334019 A GB2334019 A GB 2334019A GB 2334019 A GB2334019 A GB 2334019A GB 146752 A GB146752 A GB 146752A
Authority
GB
United Kingdom
Prior art keywords
needles
sharpening
gramophone
improved device
needle
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
GB2334019A
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 GB2334019A priority Critical patent/GB146752A/en
Publication of GB146752A publication Critical patent/GB146752A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
    • B24B19/16—Single-purpose machines or devices for particular grinding operations not covered by any other main group for grinding sharp-pointed workpieces, e.g. needles, pens, fish hooks, tweezers or record player styli
    • B24B19/165—Phonograph needles and the like

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)

Abstract

146,752. Burchett, A. C. Sept. 23, 1919. Needles and the like, pointing.-A device for sharpening gramophone needles &c. comprises a f rame a having formed thereon a fingerpiece a<1> and two lugs a<2>, in which is journaled a spindle b provided with a driving-roller c and having one end formed to provide a holder for the needles. The holder is formed by providing the spindle end with a screwed part d' and a tapered part d split and centrally bored at d<2>, a nut e with a tapered portion e<1> serving to press the split parts on to the needle. In operation, the device is held by the part a<1> and the roller is pressed on the rotating table of a gramophone, or other rotating member, and an oilstone or other sharpener is held against the point of the needle.
GB2334019A 1919-09-23 1919-09-23 Improved device for use in sharpening gramophone needles and the like Expired GB146752A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2334019A GB146752A (en) 1919-09-23 1919-09-23 Improved device for use in sharpening gramophone needles and the like

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2334019A GB146752A (en) 1919-09-23 1919-09-23 Improved device for use in sharpening gramophone needles and the like

Publications (1)

Publication Number Publication Date
GB146752A true GB146752A (en) 1920-07-15

Family

ID=10194042

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2334019A Expired GB146752A (en) 1919-09-23 1919-09-23 Improved device for use in sharpening gramophone needles and the like

Country Status (1)

Country Link
GB (1) GB146752A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5259146A (en) * 1992-08-11 1993-11-09 Jinkins Perry L Device and method for shaping the end of a rod
CN106346335A (en) * 2015-07-15 2017-01-25 睿励科学仪器（上海）有限公司 Grinding wire adjusting mechanism and method

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5259146A (en) * 1992-08-11 1993-11-09 Jinkins Perry L Device and method for shaping the end of a rod
CN106346335A (en) * 2015-07-15 2017-01-25 睿励科学仪器（上海）有限公司 Grinding wire adjusting mechanism and method
CN106346335B (en) * 2015-07-15 2019-01-22 睿励科学仪器（上海）有限公司 Grinding silk adjustment mechanism and grinding silk method of adjustment

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