KR930005067U - 두부에 결착돌기을 설한 볼트 및 나사못 - Google Patents

두부에 결착돌기을 설한 볼트 및 나사못

Info

Publication number
KR930005067U
KR930005067U KR2019910013434U KR910013434U KR930005067U KR 930005067 U KR930005067 U KR 930005067U KR 2019910013434 U KR2019910013434 U KR 2019910013434U KR 910013434 U KR910013434 U KR 910013434U KR 930005067 U KR930005067 U KR 930005067U
Authority
KR
South Korea
Prior art keywords
bolts
screws
head
fixing projections
projections
Prior art date
Application number
KR2019910013434U
Other languages
English (en)
Other versions
KR930007716Y1 (ko
Inventor
김주한
Original Assignee
김주한
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 김주한 filed Critical 김주한
Priority to KR2019910013434U priority Critical patent/KR930007716Y1/ko
Publication of KR930005067U publication Critical patent/KR930005067U/ko
Application granted granted Critical
Publication of KR930007716Y1 publication Critical patent/KR930007716Y1/ko

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B23/00—Specially shaped nuts or heads of bolts or screws for rotations by a tool
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B15/00—Screwdrivers

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Connection Of Plates (AREA)
KR2019910013434U 1991-08-22 1991-08-22 두부(頭部)에 결착돌기을 설한 볼트 및 나사못 KR930007716Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019910013434U KR930007716Y1 (ko) 1991-08-22 1991-08-22 두부(頭部)에 결착돌기을 설한 볼트 및 나사못

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019910013434U KR930007716Y1 (ko) 1991-08-22 1991-08-22 두부(頭部)에 결착돌기을 설한 볼트 및 나사못

Publications (2)

Publication Number Publication Date
KR930005067U true KR930005067U (ko) 1993-03-22
KR930007716Y1 KR930007716Y1 (ko) 1993-11-17

Family

ID=19318227

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019910013434U KR930007716Y1 (ko) 1991-08-22 1991-08-22 두부(頭部)에 결착돌기을 설한 볼트 및 나사못

Country Status (1)

Country Link
KR (1) KR930007716Y1 (ko)

Also Published As

Publication number Publication date
KR930007716Y1 (ko) 1993-11-17

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Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
REGI Registration of establishment
LAPS Lapse due to unpaid annual fee