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KR950014577U - 굴삭기용 천공구 - Google Patents

굴삭기용 천공구

Info

Publication number
KR950014577U
KR950014577U KR2019930022969U KR930022969U KR950014577U KR 950014577 U KR950014577 U KR 950014577U KR 2019930022969 U KR2019930022969 U KR 2019930022969U KR 930022969 U KR930022969 U KR 930022969U KR 950014577 U KR950014577 U KR 950014577U
Authority
KR
South Korea
Prior art keywords
excavator
drilling tool
drilling
tool
Prior art date
Application number
KR2019930022969U
Other languages
English (en)
Other versions
KR960007443Y1 (ko
Inventor
신종수
Original Assignee
신종수
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 신종수 filed Critical 신종수
Priority to KR2019930022969U priority Critical patent/KR960007443Y1/ko
Publication of KR950014577U publication Critical patent/KR950014577U/ko
Application granted granted Critical
Publication of KR960007443Y1 publication Critical patent/KR960007443Y1/ko

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F3/00Dredgers; Soil-shifting machines
    • E02F3/04Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/06Dredgers; Soil-shifting machines mechanically-driven with digging screws
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F3/00Dredgers; Soil-shifting machines
    • E02F3/04Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/96Dredgers; Soil-shifting machines mechanically-driven with arrangements for alternate or simultaneous use of different digging elements
    • E02F3/963Arrangements on backhoes for alternate use of different tools
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F9/00Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20Drives; Control devices
    • E02F9/22Hydraulic or pneumatic drives
    • E02F9/2264Arrangements or adaptations of elements for hydraulic drives

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Earth Drilling (AREA)
KR2019930022969U 1993-11-04 1993-11-04 굴삭기용 천공구 KR960007443Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019930022969U KR960007443Y1 (ko) 1993-11-04 1993-11-04 굴삭기용 천공구

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019930022969U KR960007443Y1 (ko) 1993-11-04 1993-11-04 굴삭기용 천공구

Publications (2)

Publication Number Publication Date
KR950014577U true KR950014577U (ko) 1995-06-17
KR960007443Y1 KR960007443Y1 (ko) 1996-08-28

Family

ID=19367092

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019930022969U KR960007443Y1 (ko) 1993-11-04 1993-11-04 굴삭기용 천공구

Country Status (1)

Country Link
KR (1) KR960007443Y1 (ko)

Also Published As

Publication number Publication date
KR960007443Y1 (ko) 1996-08-28

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Legal Events

Date Code Title Description
A201 Request for examination
UA0108 Application for utility model registration

Comment text: Application for Utility Model Registration

Patent event code: UA01011R08D

Patent event date: 19931104

UA0201 Request for examination

Patent event date: 19931104

Patent event code: UA02012R01D

Comment text: Request for Examination of Application

UG1501 Laying open of application
E902 Notification of reason for refusal
UE0902 Notice of grounds for rejection

Comment text: Notification of reason for refusal

Patent event code: UE09021S01D

Patent event date: 19960117

J2X1 Appeal (before the patent court)

Free format text: APPEAL AGAINST DECISION TO DECLINE REFUSAL

UJ2001 Appeal

Decision date: 19961121

Appeal identifier: 1996201001007

Request date: 19960509

Appeal kind category: Appeal against decision to decline refusal

UB0901 Examination by re-examination before a trial

Patent event code: UB09011R01I

Patent event date: 19960509

Comment text: Request for Trial against Decision on Refusal

UG1604 Publication of application

Patent event code: UG16041S01I

Comment text: Decision on Publication of Application

Patent event date: 19960731

B701 Decision to grant
UB0701 Decision of registration after re-examination before a trial

Patent event date: 19961121

Patent event code: UB07012S01D

Comment text: Decision to Grant Registration

Patent event date: 19960711

Patent event code: UB07011S01I

Comment text: Transfer of Trial File for Re-examination before a Trial

REGI Registration of establishment
UR0701 Registration of establishment

Patent event date: 19970731

Patent event code: UR07011E01D

Comment text: Registration of Establishment

UR1002 Payment of registration fee

Start annual number: 1

End annual number: 3

Payment date: 19970731

LAPS Lapse due to unpaid annual fee
UC1903 Unpaid annual fee

Termination date: 20070609

Termination category: Default of registration fee