FR2158887A5 - - Google Patents

Info

Publication number
FR2158887A5
FR2158887A5 FR7236386A FR7236386A FR2158887A5 FR 2158887 A5 FR2158887 A5 FR 2158887A5 FR 7236386 A FR7236386 A FR 7236386A FR 7236386 A FR7236386 A FR 7236386A FR 2158887 A5 FR2158887 A5 FR 2158887A5
Authority
FR
France
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
FR7236386A
Other languages
French (fr)
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.)
Ardal og Sunndal Verk AS
Original Assignee
Ardal og Sunndal Verk AS
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 Ardal og Sunndal Verk AS filed Critical Ardal og Sunndal Verk AS
Application granted granted Critical
Publication of FR2158887A5 publication Critical patent/FR2158887A5/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D17/00—Details of, or accessories for, portable power-driven percussive tools
    • B25D17/28—Supports; Devices for holding power-driven percussive tools in working position
    • B25D17/32—Trolleys
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D17/00—Details of, or accessories for, portable power-driven percussive tools
    • B25D17/28—Supports; Devices for holding power-driven percussive tools in working position

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Crushing And Grinding (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Catching Or Destruction (AREA)
  • Percussive Tools And Related Accessories (AREA)
FR7236386A 1971-10-14 1972-10-13 Expired FR2158887A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO3792/71A NO131036C (en) 1971-10-14 1971-10-14

Publications (1)

Publication Number Publication Date
FR2158887A5 true FR2158887A5 (en) 1973-06-15

Family

ID=19879850

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7236386A Expired FR2158887A5 (en) 1971-10-14 1972-10-13

Country Status (10)

Country Link
US (1) US3819144A (en)
JP (1) JPS4847651A (en)
CA (1) CA993833A (en)
CH (1) CH569798A5 (en)
DE (1) DE2250367A1 (en)
FR (1) FR2158887A5 (en)
GB (1) GB1379427A (en)
IT (1) IT966310B (en)
NO (1) NO131036C (en)
SU (1) SU639460A3 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4702324A (en) * 1984-05-14 1987-10-27 Aluminum Company Of America Control system for positioning and operating a pneumatic percussion tool
US4852661A (en) * 1987-05-26 1989-08-01 Ellington David A Portable concrete hammer
US5490740A (en) * 1994-09-22 1996-02-13 Johnson; Robert J. Ground stabilized transportable drop hammer
CA2553813C (en) * 2004-01-29 2010-05-18 Clark Equipment Company Drop hammer
CN103046079B (en) * 2012-12-27 2015-11-18 东北大学 A kind of crust breaking control method for aluminium cell and device
CN104630830A (en) * 2015-03-13 2015-05-20 王冲 Bump-free crust breaking device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2423787A (en) * 1944-11-01 1947-07-08 Aluminum Co Of America Crust breaking apparatus
US2903949A (en) * 1956-05-14 1959-09-15 John H Lucas Helve action telescoping boom compactor
NL126517C (en) * 1959-09-03
NL297615A (en) * 1962-09-14
FI45374C (en) * 1970-10-19 1972-05-10 Tampella Oy Ab Fan drilling device.

Also Published As

Publication number Publication date
IT966310B (en) 1974-02-11
CH569798A5 (en) 1975-11-28
GB1379427A (en) 1975-01-02
SU639460A3 (en) 1978-12-25
NO131036C (en) 1975-07-29
JPS4847651A (en) 1973-07-06
US3819144A (en) 1974-06-25
NO131036B (en) 1974-12-16
DE2250367A1 (en) 1973-04-19
CA993833A (en) 1976-07-27

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Legal Events

Date Code Title Description
ST Notification of lapse