CH525069A - Stone cutting device - Google Patents

Stone cutting device

Info

Publication number
CH525069A
CH525069A CH805071A CH805071A CH525069A CH 525069 A CH525069 A CH 525069A CH 805071 A CH805071 A CH 805071A CH 805071 A CH805071 A CH 805071A CH 525069 A CH525069 A CH 525069A
Authority
CH
Switzerland
Prior art keywords
cutting device
stone cutting
stone
cutting
Prior art date
Application number
CH805071A
Other languages
German (de)
Inventor
Francis Taylor Richard
Original Assignee
Anglo Transvaal Cons Invest 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 Anglo Transvaal Cons Invest Co filed Critical Anglo Transvaal Cons Invest Co
Publication of CH525069A publication Critical patent/CH525069A/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E21D9/10—Making by using boring or cutting machines
    • E21D9/106—Making by using boring or cutting machines with percussive tools, e.g. pick-hammers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S37/00—Excavating
    • Y10S37/904—Vibration means for excavating tool
CH805071A 1970-06-04 1971-06-03 Stone cutting device CH525069A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA703787A ZA703787B (en) 1970-06-04 1970-06-04 Improvements in rotary driven rock cutting equipment

Publications (1)

Publication Number Publication Date
CH525069A true CH525069A (en) 1972-07-15

Family

ID=66474574

Family Applications (1)

Application Number Title Priority Date Filing Date
CH805071A CH525069A (en) 1970-06-04 1971-06-03 Stone cutting device

Country Status (9)

Country Link
US (1) US3743033A (en)
CA (1) CA938308A (en)
CH (1) CH525069A (en)
DE (1) DE2127390A1 (en)
FR (1) FR2095937A5 (en)
GB (1) GB1332543A (en)
NO (1) NO131359C (en)
SE (2) SE384714B (en)
ZA (1) ZA703787B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2503340B2 (en) * 1975-01-28 1978-09-21 Wirth Co Kg Masch Bohr Method and device for drive control of drill heads, in particular for large hole drilling machines
US4900093A (en) * 1986-11-10 1990-02-13 Caterpillar Inc. Impact ripper and control
US6203113B1 (en) * 1997-12-09 2001-03-20 Nick Wendel Cutting drum with percussive bits

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1283618A (en) * 1917-03-15 1918-11-05 Oliver Oscar App Excavating-machine.
US1552909A (en) * 1922-05-22 1925-09-08 Brown Harry Lewis Mining machine
US1579840A (en) * 1925-04-01 1926-04-06 Fjeldbor As Rotating hammer
US2829633A (en) * 1957-01-22 1958-04-08 Kaydon Engineering Corp Demolition device
GB1133574A (en) * 1964-12-14 1968-11-13 Seiichi Maruta A rock crushing apparatus

Also Published As

Publication number Publication date
DE2127390A1 (en) 1972-02-17
FR2095937A5 (en) 1972-02-11
ZA703787B (en) 1971-08-25
SE384714B (en) 1976-05-17
SE7107200L (en) 1971-12-06
NO131359C (en) 1975-05-14
NO131359B (en) 1975-02-03
GB1332543A (en) 1973-10-03
CA938308A (en) 1973-12-11
US3743033A (en) 1973-07-03

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Legal Events

Date Code Title Description
PL Patent ceased