Anti-dismantling screw
The utility model relates to a screw structure, in particular to a screw which can be prevented from being disassembled. The screw comprises a bolt and a screwdriver, wherein the bolt is provided with an irregular tip, and the section shape of the inner hole of the screwdriver corresponds to the sha...
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| creator | SHAO GUANGJIN ZHONG GUOCHUN |
| description | The utility model relates to a screw structure, in particular to a screw which can be prevented from being disassembled. The screw comprises a bolt and a screwdriver, wherein the bolt is provided with an irregular tip, and the section shape of the inner hole of the screwdriver corresponds to the shape of the tip of the bolt; and meanwhile, the bottom surface of the tip of the bolt can be a round surface for purpose of increasing the constant intensity of the bolt, and the round surface of the tip of the bolt is provided with a projection for purpose of preventing the bolt from loosening. |
| format | Patent |
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The screw comprises a bolt and a screwdriver, wherein the bolt is provided with an irregular tip, and the section shape of the inner hole of the screwdriver corresponds to the shape of the tip of the bolt; and meanwhile, the bottom surface of the tip of the bolt can be a round surface for purpose of increasing the constant intensity of the bolt, and the round surface of the tip of the bolt is provided with a projection for purpose of preventing the bolt from loosening.</description><language>chi ; eng</language><subject>BLASTING ; DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS ORMACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS,CLIPS, WEDGES, JOINTS OR JOINTING ; ENGINEERING ELEMENTS AND UNITS ; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS ; HEATING ; LIGHTING ; MECHANICAL ENGINEERING ; THERMAL INSULATION IN GENERAL ; WEAPONS</subject><creationdate>2009</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20090701&DB=EPODOC&CC=CN&NR=201265578Y$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25564,76547</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20090701&DB=EPODOC&CC=CN&NR=201265578Y$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>SHAO GUANGJIN</creatorcontrib><creatorcontrib>ZHONG GUOCHUN</creatorcontrib><title>Anti-dismantling screw</title><description>The utility model relates to a screw structure, in particular to a screw which can be prevented from being disassembled. The screw comprises a bolt and a screwdriver, wherein the bolt is provided with an irregular tip, and the section shape of the inner hole of the screwdriver corresponds to the shape of the tip of the bolt; and meanwhile, the bottom surface of the tip of the bolt can be a round surface for purpose of increasing the constant intensity of the bolt, and the round surface of the tip of the bolt is provided with a projection for purpose of preventing the bolt from loosening.</description><subject>BLASTING</subject><subject>DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS ORMACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS,CLIPS, WEDGES, JOINTS OR JOINTING</subject><subject>ENGINEERING ELEMENTS AND UNITS</subject><subject>GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS</subject><subject>HEATING</subject><subject>LIGHTING</subject><subject>MECHANICAL ENGINEERING</subject><subject>THERMAL INSULATION IN GENERAL</subject><subject>WEAPONS</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2009</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZBBzzCvJ1E3JLM5NzCvJycxLVyhOLkot52FgTUvMKU7lhdLcDEpuriHOHrqpBfnxqcUFicmpeakl8c5-RgaGRmampuYWkZHGRCkCAPGoIoA</recordid><startdate>20090701</startdate><enddate>20090701</enddate><creator>SHAO GUANGJIN</creator><creator>ZHONG GUOCHUN</creator><scope>EVB</scope></search><sort><creationdate>20090701</creationdate><title>Anti-dismantling screw</title><author>SHAO GUANGJIN ; ZHONG GUOCHUN</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_CN201265578YY3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>chi ; eng</language><creationdate>2009</creationdate><topic>BLASTING</topic><topic>DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS ORMACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS,CLIPS, WEDGES, JOINTS OR JOINTING</topic><topic>ENGINEERING ELEMENTS AND UNITS</topic><topic>GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS</topic><topic>HEATING</topic><topic>LIGHTING</topic><topic>MECHANICAL ENGINEERING</topic><topic>THERMAL INSULATION IN GENERAL</topic><topic>WEAPONS</topic><toplevel>online_resources</toplevel><creatorcontrib>SHAO GUANGJIN</creatorcontrib><creatorcontrib>ZHONG GUOCHUN</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>SHAO GUANGJIN</au><au>ZHONG GUOCHUN</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>Anti-dismantling screw</title><date>2009-07-01</date><risdate>2009</risdate><abstract>The utility model relates to a screw structure, in particular to a screw which can be prevented from being disassembled. The screw comprises a bolt and a screwdriver, wherein the bolt is provided with an irregular tip, and the section shape of the inner hole of the screwdriver corresponds to the shape of the tip of the bolt; and meanwhile, the bottom surface of the tip of the bolt can be a round surface for purpose of increasing the constant intensity of the bolt, and the round surface of the tip of the bolt is provided with a projection for purpose of preventing the bolt from loosening.</abstract><oa>free_for_read</oa></addata></record> |
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| language | chi ; eng |
| recordid | cdi_epo_espacenet_CN201265578YY |
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| subjects | BLASTING DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS ORMACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS,CLIPS, WEDGES, JOINTS OR JOINTING ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING MECHANICAL ENGINEERING THERMAL INSULATION IN GENERAL WEAPONS |
| title | Anti-dismantling screw |
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