FR884384A - Automatic pressurized fluid hammer - Google Patents

Automatic pressurized fluid hammer

Info

Publication number
FR884384A
FR884384A FR884384DA FR884384A FR 884384 A FR884384 A FR 884384A FR 884384D A FR884384D A FR 884384DA FR 884384 A FR884384 A FR 884384A
Authority
FR
France
Prior art keywords
pressurized fluid
fluid hammer
automatic pressurized
automatic
hammer
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
Other languages
French (fr)
Inventor
Gerard Coolen
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 filed Critical
Application granted granted Critical
Publication of FR884384A publication Critical patent/FR884384A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G23/00—Forestry
    • A01G23/02—Transplanting, uprooting, felling or delimbing trees
    • A01G23/099—Auxiliary devices, e.g. felling wedges

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Ecology (AREA)
  • Forests & Forestry (AREA)
  • Environmental Sciences (AREA)
FR884384D 1942-03-20 1942-03-20 Automatic pressurized fluid hammer Expired FR884384A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR884384T 1942-03-20

Publications (1)

Publication Number Publication Date
FR884384A true FR884384A (en) 1943-08-11

Family

ID=9374953

Family Applications (1)

Application Number Title Priority Date Filing Date
FR884384D Expired FR884384A (en) 1942-03-20 1942-03-20 Automatic pressurized fluid hammer

Country Status (1)

Country Link
FR (1) FR884384A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3943984A (en) * 1974-10-24 1976-03-16 Ethyl Corporation Tree shears
DE2552829A1 (en) * 1974-11-27 1976-08-12 Elektro Diesel PROCESS FOR REDUCING THE REQUIRED GRIPPING FORCE WHEN TREADING TREES AND SEPARATING ROOTS BY IMPACT WITH FORCE ACTING MAINLY IN THE TREE LENGTH DIRECTION AND DEVICE FOR IMPLEMENTING THE PROCESS

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3943984A (en) * 1974-10-24 1976-03-16 Ethyl Corporation Tree shears
DE2552829A1 (en) * 1974-11-27 1976-08-12 Elektro Diesel PROCESS FOR REDUCING THE REQUIRED GRIPPING FORCE WHEN TREADING TREES AND SEPARATING ROOTS BY IMPACT WITH FORCE ACTING MAINLY IN THE TREE LENGTH DIRECTION AND DEVICE FOR IMPLEMENTING THE PROCESS

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