Two-way fixed self-tapping screw
The utility model relates to the technical field of fasteners, in particular to a bi-directional fixed self-tapping screw which comprises a conical tail, threads, a bolt body, an anti-loosening cushion block and a pan head, the conical tail is located at the bottom end of the bolt body, the threads...
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| creator | HU ZHIHUI GENG XIAOCHAO ZHANG YAN SANG YUNDE |
| description | The utility model relates to the technical field of fasteners, in particular to a bi-directional fixed self-tapping screw which comprises a conical tail, threads, a bolt body, an anti-loosening cushion block and a pan head, the conical tail is located at the bottom end of the bolt body, the threads surround the bolt body, the pan head is located at the uppermost portion of the bolt body, a cross pan opening is formed in the pan head, the anti-loosening cushion block is located below the pan head, and the cross pan opening is formed in the pan head. The diameter of the anti-loose cushion block is larger than that of the pan head, and 6-8 evenly-distributed pricking needles are arranged below the anti-loose cushion block. The anti-loosening cushion block is arranged on the base, three evenly-distributed fixing barbs are arranged on the upper portion of the anti-loosening cushion block, a climbing fixing step is arranged below the fixing barbs, and the fixing barbs can be pressed into a gypsum board (or a soft o |
| format | Patent |
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The diameter of the anti-loose cushion block is larger than that of the pan head, and 6-8 evenly-distributed pricking needles are arranged below the anti-loose cushion block. The anti-loosening cushion block is arranged on the base, three evenly-distributed fixing barbs are arranged on the upper portion of the anti-loosening cushion block, a climbing fixing step is arranged below the fixing barbs, and the fixing barbs can be pressed into a gypsum board (or a soft o</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>2023</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=20230630&DB=EPODOC&CC=CN&NR=219282207U$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25564,76547</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20230630&DB=EPODOC&CC=CN&NR=219282207U$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>HU ZHIHUI</creatorcontrib><creatorcontrib>GENG XIAOCHAO</creatorcontrib><creatorcontrib>ZHANG YAN</creatorcontrib><creatorcontrib>SANG YUNDE</creatorcontrib><title>Two-way fixed self-tapping screw</title><description>The utility model relates to the technical field of fasteners, in particular to a bi-directional fixed self-tapping screw which comprises a conical tail, threads, a bolt body, an anti-loosening cushion block and a pan head, the conical tail is located at the bottom end of the bolt body, the threads surround the bolt body, the pan head is located at the uppermost portion of the bolt body, a cross pan opening is formed in the pan head, the anti-loosening cushion block is located below the pan head, and the cross pan opening is formed in the pan head. The diameter of the anti-loose cushion block is larger than that of the pan head, and 6-8 evenly-distributed pricking needles are arranged below the anti-loose cushion block. The anti-loosening cushion block is arranged on the base, three evenly-distributed fixing barbs are arranged on the upper portion of the anti-loosening cushion block, a climbing fixing step is arranged below the fixing barbs, and the fixing barbs can be pressed into a gypsum board (or a soft o</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>2023</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZFAIKc_XLU-sVEjLrEhNUShOzUnTLUksKMjMS1coTi5KLedhYE1LzClO5YXS3AxKbq4hzh66qQX58anFBYnJqXmpJfHOfkaGlkYWRkYG5qGhxkQpAgCUNCXz</recordid><startdate>20230630</startdate><enddate>20230630</enddate><creator>HU ZHIHUI</creator><creator>GENG XIAOCHAO</creator><creator>ZHANG YAN</creator><creator>SANG YUNDE</creator><scope>EVB</scope></search><sort><creationdate>20230630</creationdate><title>Two-way fixed self-tapping screw</title><author>HU ZHIHUI ; GENG XIAOCHAO ; ZHANG YAN ; SANG YUNDE</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_CN219282207UU3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>chi ; eng</language><creationdate>2023</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>HU ZHIHUI</creatorcontrib><creatorcontrib>GENG XIAOCHAO</creatorcontrib><creatorcontrib>ZHANG YAN</creatorcontrib><creatorcontrib>SANG YUNDE</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>HU ZHIHUI</au><au>GENG XIAOCHAO</au><au>ZHANG YAN</au><au>SANG YUNDE</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>Two-way fixed self-tapping screw</title><date>2023-06-30</date><risdate>2023</risdate><abstract>The utility model relates to the technical field of fasteners, in particular to a bi-directional fixed self-tapping screw which comprises a conical tail, threads, a bolt body, an anti-loosening cushion block and a pan head, the conical tail is located at the bottom end of the bolt body, the threads surround the bolt body, the pan head is located at the uppermost portion of the bolt body, a cross pan opening is formed in the pan head, the anti-loosening cushion block is located below the pan head, and the cross pan opening is formed in the pan head. The diameter of the anti-loose cushion block is larger than that of the pan head, and 6-8 evenly-distributed pricking needles are arranged below the anti-loose cushion block. The anti-loosening cushion block is arranged on the base, three evenly-distributed fixing barbs are arranged on the upper portion of the anti-loosening cushion block, a climbing fixing step is arranged below the fixing barbs, and the fixing barbs can be pressed into a gypsum board (or a soft o</abstract><oa>free_for_read</oa></addata></record> |
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| language | chi ; eng |
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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 | Two-way fixed self-tapping screw |
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