GB190922298A - Improvements in and relating to Drills. - Google Patents

Improvements in and relating to Drills.

Info

Publication number
GB190922298A
GB190922298A GB190922298DA GB190922298A GB 190922298 A GB190922298 A GB 190922298A GB 190922298D A GB190922298D A GB 190922298DA GB 190922298 A GB190922298 A GB 190922298A
Authority
GB
United Kingdom
Prior art keywords
drills
pivoted
lever
wheel
breast
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
Tom Bass
Bertie Thomas Oliver
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 GB190922298A publication Critical patent/GB190922298A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B23B45/12—Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor driven by man-power by using a ratchet brace

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Toys (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)

Abstract

22,298. Bass, T., and Oliver, B. T. Sept. 30. Breast drills; ratchet braces.-A double acting ratchet brace provided with a breast-plate has a handle a supporting the wheel d and spindle. A lever f, pivoted at g, has pawls k, m pivoted at h and connected by a spring. The extent of motion of the lever is limited, in one direction, by the pawl m contacting with the pin g, and in the other, by a projection x engaging a collar e on the wheel.
GB190922298D 1909-09-30 1909-09-30 Improvements in and relating to Drills. Expired GB190922298A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB190922298T 1909-09-30

Publications (1)

Publication Number Publication Date
GB190922298A true GB190922298A (en) 1910-01-27

Family

ID=32637490

Family Applications (1)

Application Number Title Priority Date Filing Date
GB190922298D Expired GB190922298A (en) 1909-09-30 1909-09-30 Improvements in and relating to Drills.

Country Status (1)

Country Link
GB (1) GB190922298A (en)

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