KR930002601Y1 - 전기 햄머 드릴의 공타방지장치 - Google Patents

전기 햄머 드릴의 공타방지장치 Download PDF

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Publication number
KR930002601Y1
KR930002601Y1 KR2019900021112U KR900021112U KR930002601Y1 KR 930002601 Y1 KR930002601 Y1 KR 930002601Y1 KR 2019900021112 U KR2019900021112 U KR 2019900021112U KR 900021112 U KR900021112 U KR 900021112U KR 930002601 Y1 KR930002601 Y1 KR 930002601Y1
Authority
KR
South Korea
Prior art keywords
air
air chamber
hammer
hammer drill
piston
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 - Fee Related
Application number
KR2019900021112U
Other languages
English (en)
Korean (ko)
Other versions
KR920011527U (ko
Inventor
오치동
Original Assignee
삼성전자 주식회사
강진구
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 삼성전자 주식회사, 강진구 filed Critical 삼성전자 주식회사
Priority to KR2019900021112U priority Critical patent/KR930002601Y1/ko
Priority to JP1991112541U priority patent/JPH0497673U/ja
Publication of KR920011527U publication Critical patent/KR920011527U/ko
Application granted granted Critical
Publication of KR930002601Y1 publication Critical patent/KR930002601Y1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D16/00—Portable percussive machines with superimposed rotation, the rotational movement of the output shaft of a motor being modified to generate axial impacts on the tool bit
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D9/00—Portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously
    • B25D9/04—Portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously of the hammer piston type, i.e. in which the tool bit or anvil is hit by an impulse member
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D2250/00—General details of portable percussive tools; Components used in portable percussive tools
    • B25D2250/181—Pneumatic tool components

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Percussive Tools And Related Accessories (AREA)
KR2019900021112U 1990-12-27 1990-12-27 전기 햄머 드릴의 공타방지장치 Expired - Fee Related KR930002601Y1 (ko)

Priority Applications (2)

Application Number Priority Date Filing Date Title
KR2019900021112U KR930002601Y1 (ko) 1990-12-27 1990-12-27 전기 햄머 드릴의 공타방지장치
JP1991112541U JPH0497673U (enrdf_load_stackoverflow) 1990-12-27 1991-12-26

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019900021112U KR930002601Y1 (ko) 1990-12-27 1990-12-27 전기 햄머 드릴의 공타방지장치

Publications (2)

Publication Number Publication Date
KR920011527U KR920011527U (ko) 1992-07-24
KR930002601Y1 true KR930002601Y1 (ko) 1993-05-17

Family

ID=19307921

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019900021112U Expired - Fee Related KR930002601Y1 (ko) 1990-12-27 1990-12-27 전기 햄머 드릴의 공타방지장치

Country Status (2)

Country Link
JP (1) JPH0497673U (enrdf_load_stackoverflow)
KR (1) KR930002601Y1 (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW202333645A (zh) 2021-10-26 2023-09-01 日商特一華製藥股份有限公司 育毛用化妝料、化妝料用原料及化妝料、以及其等之製造方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5833067A (ja) * 1981-08-24 1983-02-26 株式会社日立製作所 冷凍装置

Also Published As

Publication number Publication date
KR920011527U (ko) 1992-07-24
JPH0497673U (enrdf_load_stackoverflow) 1992-08-24

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