TW562097U - Improved screw structure with wrenching hole - Google Patents

Improved screw structure with wrenching hole

Info

Publication number
TW562097U
TW562097U TW91210178U TW91210178U TW562097U TW 562097 U TW562097 U TW 562097U TW 91210178 U TW91210178 U TW 91210178U TW 91210178 U TW91210178 U TW 91210178U TW 562097 U TW562097 U TW 562097U
Authority
TW
Taiwan
Prior art keywords
screw structure
improved screw
wrenching
hole
wrenching hole
Prior art date
Application number
TW91210178U
Other languages
Chinese (zh)
Inventor
Chang-Huei Lin
Original Assignee
Chang-Huei Lin
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=29247500&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=TW562097(U) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Chang-Huei Lin filed Critical Chang-Huei Lin
Priority to TW91210178U priority Critical patent/TW562097U/en
Priority to DE20309710U priority patent/DE20309710U1/en
Publication of TW562097U publication Critical patent/TW562097U/en

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
    • F16B23/0007—Specially shaped nuts or heads of bolts or screws for rotations by a tool characterised by the shape of the recess or the protrusion engaging the tool
    • 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
    • F16B23/0007—Specially shaped nuts or heads of bolts or screws for rotations by a tool characterised by the shape of the recess or the protrusion engaging the tool
    • F16B23/0038—Specially shaped nuts or heads of bolts or screws for rotations by a tool characterised by the shape of the recess or the protrusion engaging the tool substantially prismatic with up to six edges, e.g. triangular, square, pentagonal, Allen-type cross-sections
TW91210178U 2002-07-02 2002-07-02 Improved screw structure with wrenching hole TW562097U (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
TW91210178U TW562097U (en) 2002-07-02 2002-07-02 Improved screw structure with wrenching hole
DE20309710U DE20309710U1 (en) 2002-07-02 2003-06-24 Socket head screw, has socket extending down to upper face of shaft and preferably into this shaft

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW91210178U TW562097U (en) 2002-07-02 2002-07-02 Improved screw structure with wrenching hole

Publications (1)

Publication Number Publication Date
TW562097U true TW562097U (en) 2003-11-11

Family

ID=29247500

Family Applications (1)

Application Number Title Priority Date Filing Date
TW91210178U TW562097U (en) 2002-07-02 2002-07-02 Improved screw structure with wrenching hole

Country Status (2)

Country Link
DE (1) DE20309710U1 (en)
TW (1) TW562097U (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103697036A (en) * 2013-11-04 2014-04-02 苏州市吴中区光福香雪苗圃 Screw
US10446122B2 (en) * 2016-07-28 2019-10-15 Advanced Plating, Inc. Locking bridge assembly

Also Published As

Publication number Publication date
DE20309710U1 (en) 2003-10-09

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Legal Events

Date Code Title Description
GD4K Issue of patent certificate for granted utility model filed before june 30, 2004
MC4K Revocation of granted utility model