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CH312072A - Device for producing larger-diameter holes in masonry, for example for sockets, stove pipes and the like. - Google Patents

Device for producing larger-diameter holes in masonry, for example for sockets, stove pipes and the like.

Info

Publication number
CH312072A
CH312072A CH312072DA CH312072A CH 312072 A CH312072 A CH 312072A CH 312072D A CH312072D A CH 312072DA CH 312072 A CH312072 A CH 312072A
Authority
CH
Switzerland
Prior art keywords
masonry
sockets
diameter holes
producing larger
stove pipes
Prior art date
Application number
Other languages
German (de)
Inventor
Franz Brenner Maschinen-U Gmbh
Original Assignee
Franz Brenner Maschinen Und We
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 Franz Brenner Maschinen Und We filed Critical Franz Brenner Maschinen Und We
Publication of CH312072A publication Critical patent/CH312072A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • B23B51/04—Drills for trepanning
    • B23B51/0426—Drills for trepanning with centering devices
    • 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
    • B23B45/008—Gear boxes, clutches, bearings, feeding mechanisms or like equipment

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
CH312072D 1953-02-16 1953-04-18 Device for producing larger-diameter holes in masonry, for example for sockets, stove pipes and the like. CH312072A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE312072X 1953-02-16

Publications (1)

Publication Number Publication Date
CH312072A true CH312072A (en) 1955-12-31

Family

ID=6133151

Family Applications (1)

Application Number Title Priority Date Filing Date
CH312072D CH312072A (en) 1953-02-16 1953-04-18 Device for producing larger-diameter holes in masonry, for example for sockets, stove pipes and the like.

Country Status (2)

Country Link
CH (1) CH312072A (en)
FR (1) FR1112682A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011100278A1 (en) * 2011-04-28 2012-10-31 C. & E. Fein Gmbh Drilling machine, in particular hand-held drilling machine
DE102015003909A1 (en) * 2015-03-27 2016-09-29 TRACTO-TECHNlK GmbH & Co. KG Covering layer drilling apparatus and method for drilling a core into a cover layer

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011100278A1 (en) * 2011-04-28 2012-10-31 C. & E. Fein Gmbh Drilling machine, in particular hand-held drilling machine
EP2517814B1 (en) * 2011-04-28 2014-12-03 C. & E. Fein GmbH Drilling machine, in particular hand-held core drilling machine
US9216459B2 (en) 2011-04-28 2015-12-22 C. & E. Fein Gmbh Drilling machine, in particular hand-held core drilling machine
DE102015003909A1 (en) * 2015-03-27 2016-09-29 TRACTO-TECHNlK GmbH & Co. KG Covering layer drilling apparatus and method for drilling a core into a cover layer
US10443311B2 (en) 2015-03-27 2019-10-15 Tracto-Technik Gmbh & Co. Kg Top surface drilling device and methods for drilling a core in a top surface

Also Published As

Publication number Publication date
FR1112682A (en) 1956-03-16

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