JPH0280190U - - Google Patents

Info

Publication number
JPH0280190U
JPH0280190U JP1988160262U JP16026288U JPH0280190U JP H0280190 U JPH0280190 U JP H0280190U JP 1988160262 U JP1988160262 U JP 1988160262U JP 16026288 U JP16026288 U JP 16026288U JP H0280190 U JPH0280190 U JP H0280190U
Authority
JP
Japan
Prior art keywords
crushers
memory alloy
shape memory
heating means
thermal deformation
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.)
Granted
Application number
JP1988160262U
Other languages
English (en)
Other versions
JPH067114Y2 (ja
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
Priority to JP1988160262U priority Critical patent/JPH067114Y2/ja
Priority to AT89122495T priority patent/ATE92587T1/de
Priority to DE89122495T priority patent/DE68908115T2/de
Priority to EP89122495A priority patent/EP0372531B1/en
Priority to US07/446,754 priority patent/US5024388A/en
Publication of JPH0280190U publication Critical patent/JPH0280190U/ja
Application granted granted Critical
Publication of JPH067114Y2 publication Critical patent/JPH067114Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C37/00—Other methods or devices for dislodging with or without loading

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Disintegrating Or Milling (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)

Description

【図面の簡単な説明】
第１図は本考案岩石破砕器の一実施例を示す正
面図、第２図は側面図、第３図は第１図及び第２
図の実施例に使用される形状記憶合金の斜視図、
第４図は別の実施例を示す縦断面図である。対設
した載荷板２，２の夫々の内面に凹部２ａを設け
、 １……形状記憶合金、１ａ……端面、２……載
荷板、２ａ……凹部、３……伸縮連結体。

Claims (1)

  1. 【実用新案登録請求の範囲】 対設した載荷板２，２の夫々の内面に凹部２ａ
    を設け、 上記両載荷板２，２の間には、温度変化によつ
    て両端面１ａ，１ａ間の距離が増すように形状回
    復するブロツク状の形状記憶合金１を、その両端
    面１ａ，１ａを載荷板２の夫々の凹部２ａ内に嵌
    入せしめて収納し、 さらに、各載荷板２，２間は伸縮連結体３，３
    で連結してなる岩石破砕器。
JP1988160262U 1988-12-09 1988-12-09 岩石破砕器 Expired - Lifetime JPH067114Y2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP1988160262U JPH067114Y2 (ja) 1988-12-09 1988-12-09 岩石破砕器
AT89122495T ATE92587T1 (de) 1988-12-09 1989-12-06 Steinbrecher.
DE89122495T DE68908115T2 (de) 1988-12-09 1989-12-06 Steinbrecher.
EP89122495A EP0372531B1 (en) 1988-12-09 1989-12-06 An improved stonework crusher
US07/446,754 US5024388A (en) 1988-12-09 1989-12-06 Stonework crusher

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988160262U JPH067114Y2 (ja) 1988-12-09 1988-12-09 岩石破砕器

Publications (2)

Publication Number Publication Date
JPH0280190U true JPH0280190U (ja) 1990-06-20
JPH067114Y2 JPH067114Y2 (ja) 1994-02-23

Family

ID=15711204

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988160262U Expired - Lifetime JPH067114Y2 (ja) 1988-12-09 1988-12-09 岩石破砕器

Country Status (5)

Country Link
US (1) US5024388A (ja)
EP (1) EP0372531B1 (ja)
JP (1) JPH067114Y2 (ja)
AT (1) ATE92587T1 (ja)
DE (1) DE68908115T2 (ja)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9927131D0 (en) * 1999-11-16 2000-01-12 Royal College Of Art Apparatus for acoustically improving an environment and related method
GB0023207D0 (en) * 2000-09-21 2000-11-01 Royal College Of Art Apparatus for acoustically improving an environment
US9649780B1 (en) * 2014-05-15 2017-05-16 United States Of America As Represented By The Administrator Of National Aeronautics And Space Administration Shape memory alloy rock splitters (SMARS)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1048115A1 (ru) * 1982-05-14 1983-10-15 Всесоюзный научно-исследовательский институт нерудных строительных материалов и гидромеханизации Устройство дл раскалывани монолитов распорными усили ми
JPS60115794A (ja) * 1983-11-28 1985-06-22 日本油脂株式会社 岩石又はコンクリート構造物の破砕方法及びそれに用いる破砕具
JPS61169600A (ja) * 1985-01-23 1986-07-31 株式会社大林組 岩盤などの破砕装置
BE1000335A3 (nl) * 1987-02-23 1988-10-25 Proteus N V Drukelement dat op zijn omgevingstemperatuur reageert.
US4740036A (en) * 1987-04-27 1988-04-26 Alexander Cerny Splitting apparatus and method

Also Published As

Publication number Publication date
EP0372531A3 (en) 1991-04-03
EP0372531B1 (en) 1993-08-04
US5024388A (en) 1991-06-18
EP0372531A2 (en) 1990-06-13
DE68908115T2 (de) 1994-01-20
DE68908115D1 (de) 1993-09-09
JPH067114Y2 (ja) 1994-02-23
ATE92587T1 (de) 1993-08-15

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term