FR2128694B1 - - Google Patents

Info

Publication number
FR2128694B1
FR2128694B1 FR7207846A FR7207846A FR2128694B1 FR 2128694 B1 FR2128694 B1 FR 2128694B1 FR 7207846 A FR7207846 A FR 7207846A FR 7207846 A FR7207846 A FR 7207846A FR 2128694 B1 FR2128694 B1 FR 2128694B1
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
FR7207846A
Other languages
French (fr)
Other versions
FR2128694A1 (OSRAM
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.)
Delmag Maschinenfabrik Reinhold Dornfeld GmbH and Co
Original Assignee
Delmag Maschinenfabrik Reinhold Dornfeld GmbH and 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
Priority claimed from DE19722203559 external-priority patent/DE2203559C3/de
Application filed by Delmag Maschinenfabrik Reinhold Dornfeld GmbH and Co filed Critical Delmag Maschinenfabrik Reinhold Dornfeld GmbH and Co
Publication of FR2128694A1 publication Critical patent/FR2128694A1/fr
Application granted granted Critical
Publication of FR2128694B1 publication Critical patent/FR2128694B1/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
    • E01C19/22—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for consolidating or finishing laid-down unset materials
    • E01C19/30—Tamping or vibrating apparatus other than rollers ; Devices for ramming individual paving elements
    • E01C19/34—Power-driven rammers or tampers, e.g. air-hammer impacted shoes for ramming stone-sett paving; Hand-actuated ramming or tamping machines, e.g. tampers with manually hoisted dropping weight
    • E01C19/36—Power-driven rammers or tampers, e.g. air-hammer impacted shoes for ramming stone-sett paving; Hand-actuated ramming or tamping machines, e.g. tampers with manually hoisted dropping weight with direct-acting explosion chambers
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
    • E02D3/02—Improving by compacting
    • E02D3/046—Improving by compacting by tamping or vibrating, e.g. with auxiliary watering of the soil
    • E02D3/061—Tampers with directly acting explosion chambers

Landscapes

  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Civil Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Soil Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Paleontology (AREA)
  • Agronomy & Crop Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Portable Nailing Machines And Staplers (AREA)
FR7207846A 1971-03-09 1972-03-07 Expired FR2128694B1 (OSRAM)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE7108736 1971-03-09
DE19722203559 DE2203559C3 (de) 1972-01-26 Piezoelektrische Zündvorrichtung für eine von Hand geführte Brennkraftramme

Publications (2)

Publication Number Publication Date
FR2128694A1 FR2128694A1 (OSRAM) 1972-10-20
FR2128694B1 true FR2128694B1 (OSRAM) 1974-08-02

Family

ID=25762618

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7207846A Expired FR2128694B1 (OSRAM) 1971-03-09 1972-03-07

Country Status (2)

Country Link
FR (1) FR2128694B1 (OSRAM)
GB (1) GB1337095A (OSRAM)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE515433C2 (sv) * 1999-12-01 2001-08-06 Svedala Compaction Equipment A Enspaksmanövrerad vibratorstamp för säker hantering av stampen vid användning och transport samt förfarande vid en sådan vibratorstamp

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2959159A (en) * 1958-05-16 1960-11-08 Battelle Development Corp Free-piston internal combustion apparatus

Also Published As

Publication number Publication date
FR2128694A1 (OSRAM) 1972-10-20
GB1337095A (en) 1973-11-14

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Legal Events

Date Code Title Description
ST Notification of lapse