GB389464A - Improvements in, or relating to, hand-operated boring and similar appliances - Google Patents

Improvements in, or relating to, hand-operated boring and similar appliances

Info

Publication number
GB389464A
GB389464A GB2493831A GB2493831A GB389464A GB 389464 A GB389464 A GB 389464A GB 2493831 A GB2493831 A GB 2493831A GB 2493831 A GB2493831 A GB 2493831A GB 389464 A GB389464 A GB 389464A
Authority
GB
United Kingdom
Prior art keywords
hand
relating
sleeve
similar appliances
operated boring
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
GB2493831A
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.)
ENOCH SKELDING
Original Assignee
ENOCH SKELDING
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 ENOCH SKELDING filed Critical ENOCH SKELDING
Priority to GB2493831A priority Critical patent/GB389464A/en
Publication of GB389464A publication Critical patent/GB389464A/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)

Abstract

389,464. Hand-drills. SKELDING, E., 94, Regent Street, Smethwick, Staffordshire. Sept. 5, 1931, No. 24938. [Class 83 (iii).] A hand-driven rotary drill is made convertible to act percussively by mounting the bevel pinion f<6> on a sleeve f whereby it may be slid out of engagement with the driving bevel wheel b. The sleeve f is held in its alternative positions by a ball f<3> and spring sleeve f<4>. A flexibleshaft power drive may be used if desired.
GB2493831A 1931-09-05 1931-09-05 Improvements in, or relating to, hand-operated boring and similar appliances Expired GB389464A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2493831A GB389464A (en) 1931-09-05 1931-09-05 Improvements in, or relating to, hand-operated boring and similar appliances

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2493831A GB389464A (en) 1931-09-05 1931-09-05 Improvements in, or relating to, hand-operated boring and similar appliances

Publications (1)

Publication Number Publication Date
GB389464A true GB389464A (en) 1933-03-06

Family

ID=10219650

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2493831A Expired GB389464A (en) 1931-09-05 1931-09-05 Improvements in, or relating to, hand-operated boring and similar appliances

Country Status (1)

Country Link
GB (1) GB389464A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2124536A (en) * 1982-08-05 1984-02-22 Bosch Gmbh Robert A hand machine tool provided with an auxiliary handle
CN105033319A (en) * 2015-05-08 2015-11-11 浙江理工大学 Pulse retract hand drill
CN107570755A (en) * 2017-09-25 2018-01-12 吴汝松 A kind of knocking drilling tool

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2124536A (en) * 1982-08-05 1984-02-22 Bosch Gmbh Robert A hand machine tool provided with an auxiliary handle
CN105033319A (en) * 2015-05-08 2015-11-11 浙江理工大学 Pulse retract hand drill
CN107570755A (en) * 2017-09-25 2018-01-12 吴汝松 A kind of knocking drilling tool

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