FI885933A - Isborr. - Google Patents

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Info

Publication number
FI885933A
FI885933A FI885933A FI885933A FI885933A FI 885933 A FI885933 A FI 885933A FI 885933 A FI885933 A FI 885933A FI 885933 A FI885933 A FI 885933A FI 885933 A FI885933 A FI 885933A
Authority
FI
Finland
Prior art keywords
ice
bit
crank
drill
cutter
Prior art date
Application number
FI885933A
Other languages
English (en)
Other versions
FI87112C (fi
FI87112B (fi
Inventor
Pertti Leppaenen
Original Assignee
Pertti Leppaenen
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 Pertti Leppaenen filed Critical Pertti Leppaenen
Priority to FI885933A priority Critical patent/FI87112C/fi
Publication of FI885933A publication Critical patent/FI885933A/fi
Application granted granted Critical
Publication of FI87112B publication Critical patent/FI87112B/fi
Publication of FI87112C publication Critical patent/FI87112C/fi

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25C—PRODUCING, WORKING OR HANDLING ICE
    • F25C5/00—Working or handling ice
    • F25C5/02—Apparatus for disintegrating, removing or harvesting ice
    • F25C5/04—Apparatus for disintegrating, removing or harvesting ice without the use of saws

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Earth Drilling (AREA)
FI885933A 1988-12-22 1988-12-22 Isborr FI87112C (fi)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FI885933A FI87112C (fi) 1988-12-22 1988-12-22 Isborr

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI885933 1988-12-22
FI885933A FI87112C (fi) 1988-12-22 1988-12-22 Isborr

Publications (3)

Publication Number Publication Date
FI885933A true FI885933A (fi) 1990-06-23
FI87112B FI87112B (fi) 1992-08-14
FI87112C FI87112C (fi) 1992-11-25

Family

ID=8527611

Family Applications (1)

Application Number Title Priority Date Filing Date
FI885933A FI87112C (fi) 1988-12-22 1988-12-22 Isborr

Country Status (1)

Country Link
FI (1) FI87112C (fi)

Also Published As

Publication number Publication date
FI87112C (fi) 1992-11-25
FI87112B (fi) 1992-08-14

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Legal Events

Date Code Title Description
MM Patent lapsed
MM Patent lapsed

Owner name: LEPPAENEN, PERTTI