GB322382A - Improvements in or relating to electric lamps - Google Patents

Improvements in or relating to electric lamps

Info

Publication number
GB322382A
GB322382A GB138129A GB138129A GB322382A GB 322382 A GB322382 A GB 322382A GB 138129 A GB138129 A GB 138129A GB 138129 A GB138129 A GB 138129A GB 322382 A GB322382 A GB 322382A
Authority
GB
United Kingdom
Prior art keywords
relating
electric lamps
tool
farrant
grub
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
GB138129A
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.)
FREDERICK FARRANT
Original Assignee
FREDERICK FARRANT
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 FREDERICK FARRANT filed Critical FREDERICK FARRANT
Priority to GB138129A priority Critical patent/GB322382A/en
Publication of GB322382A publication Critical patent/GB322382A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
    • F21L14/00—Electric lighting devices without a self-contained power source, e.g. for mains connection
    • 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
    • B23B45/02—Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor driven by electric power
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)

Abstract

322,382. Farrant, F. Jan. 15, 1929. No Patent granted (Sealing fee not paid). Supporting. - An electric lamp 25 and a reflector 26 are mounted on a switch casing 19 integral with a C-shaped yoke 16 provided with a projection 17 and grub-screws 18 for attachment to the boss 12 of a, portable electric drill 10, screwdriver or other tool so as to direct the light upon the point of the tool.
GB138129A 1929-01-15 1929-01-15 Improvements in or relating to electric lamps Expired GB322382A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB138129A GB322382A (en) 1929-01-15 1929-01-15 Improvements in or relating to electric lamps

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB138129A GB322382A (en) 1929-01-15 1929-01-15 Improvements in or relating to electric lamps

Publications (1)

Publication Number Publication Date
GB322382A true GB322382A (en) 1929-12-05

Family

ID=9721017

Family Applications (1)

Application Number Title Priority Date Filing Date
GB138129A Expired GB322382A (en) 1929-01-15 1929-01-15 Improvements in or relating to electric lamps

Country Status (1)

Country Link
GB (1) GB322382A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2525588A (en) * 1946-12-12 1950-10-10 Leroy F Cameron Illuminated electric drill and the like
US2588288A (en) * 1948-02-24 1952-03-04 Pohanka Joseph Dental light
US3749951A (en) * 1971-04-29 1973-07-31 Oster J Manuf Co Hair clipper having blade illumination and field wire strain relief
US5427002A (en) * 1994-04-19 1995-06-27 Edman; Brian R. Power drive unit for hand tools
US11337728B2 (en) * 2002-05-31 2022-05-24 Teleflex Life Sciences Limited Powered drivers, intraosseous devices and methods to access bone marrow
US11426249B2 (en) 2006-09-12 2022-08-30 Teleflex Life Sciences Limited Vertebral access system and methods
US11771439B2 (en) 2007-04-04 2023-10-03 Teleflex Life Sciences Limited Powered driver

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2525588A (en) * 1946-12-12 1950-10-10 Leroy F Cameron Illuminated electric drill and the like
US2588288A (en) * 1948-02-24 1952-03-04 Pohanka Joseph Dental light
US3749951A (en) * 1971-04-29 1973-07-31 Oster J Manuf Co Hair clipper having blade illumination and field wire strain relief
US5427002A (en) * 1994-04-19 1995-06-27 Edman; Brian R. Power drive unit for hand tools
US11337728B2 (en) * 2002-05-31 2022-05-24 Teleflex Life Sciences Limited Powered drivers, intraosseous devices and methods to access bone marrow
US11426249B2 (en) 2006-09-12 2022-08-30 Teleflex Life Sciences Limited Vertebral access system and methods
US11771439B2 (en) 2007-04-04 2023-10-03 Teleflex Life Sciences Limited Powered driver

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