GB125957A - Improvements in or relating to Portable Drilling Apparatus. - Google Patents

Improvements in or relating to Portable Drilling Apparatus.

Info

Publication number
GB125957A
GB125957A GB9046/19A GB904619A GB125957A GB 125957 A GB125957 A GB 125957A GB 9046/19 A GB9046/19 A GB 9046/19A GB 904619 A GB904619 A GB 904619A GB 125957 A GB125957 A GB 125957A
Authority
GB
United Kingdom
Prior art keywords
relating
drill
portable drilling
fluid
cylinder
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
GB9046/19A
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.)
LIBERTY TOOL Co
Original Assignee
LIBERTY TOOL Co
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 LIBERTY TOOL Co filed Critical LIBERTY TOOL Co
Publication of GB125957A publication Critical patent/GB125957A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
    • B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
    • B25H1/0021—Stands, supports or guiding devices for positioning portable tools or for securing them to the work
    • B25H1/0057—Devices for securing hand tools to the work

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)

Abstract

125,957. Liberty Tool Co., (Assignees of Diffendall, W. H.). Dec. 11, 1916, [Convention date]. Drilling-machines. - In a portable drilling-machine preferably having a fluid-pressure motor 1 to operate the drill 1<a>, the work P is fed to the drill by fluid-pressureoperated means such as a hollow piston 9 in a cylinder 8. An adjustable angle-piece 7 bolted at 7a to the frame 2 limits the depth of feed. The frame 2 preferably consists of a ba.r cranked at 2<c> to clear the work, and carrying at one end the cylinder 8, while to the opposite end the motor 1 is clamped adjustably by U-bolts 4 and a cradle 3.
GB9046/19A 1916-12-11 1919-04-09 Improvements in or relating to Portable Drilling Apparatus. Expired GB125957A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US125957XA 1916-12-11 1916-12-11

Publications (1)

Publication Number Publication Date
GB125957A true GB125957A (en) 1920-04-01

Family

ID=32391754

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9046/19A Expired GB125957A (en) 1916-12-11 1919-04-09 Improvements in or relating to Portable Drilling Apparatus.

Country Status (2)

Country Link
FR (1) FR498604A (en)
GB (1) GB125957A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113231667A (en) * 2021-05-11 2021-08-10 纪楠 Multifunctional drilling auxiliary device

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2221217A1 (en) * 1973-01-03 1974-10-11 Aerospatiale Large composite structure drilling device - has portable C-frame carrying drill and workpiece clamp
FR2659583B1 (en) * 1990-03-14 1994-12-23 Hispano Suiza Sa RETURN GRINDER FOR HOLES DEBURRING.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113231667A (en) * 2021-05-11 2021-08-10 纪楠 Multifunctional drilling auxiliary device

Also Published As

Publication number Publication date
FR498604A (en) 1920-01-16

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