Laminated-type water filter for micro-irrigation
The utility model discloses a laminated-type water filter for micro-irrigation. According to the laminated-type water filter for the micro-irrigation, an annular sheet body is provided with a central hole penetrating through the sheet body; a first convex ledge extending along a folded line track an...
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| creator | WANG WENQING YANG XIANFENG DING SUJIANG |
| description | The utility model discloses a laminated-type water filter for micro-irrigation. According to the laminated-type water filter for the micro-irrigation, an annular sheet body is provided with a central hole penetrating through the sheet body; a first convex ledge extending along a folded line track and enclosing the central hole is arranged on the front surface of the annular sheet body; the first convex ledge is provided with a first flow guide groove; a second convex ledge and a third convex ledge extending along different circumferential line tracks respectively and enclosing the central hole are arranged on the front surface of the annular sheet body; the third convex ledge encloses the first convex ledge, and the first convex ledge encloses the second convex ledge; the second convex ledge and the third convex ledge are correspondingly provided with a second flow guide groove and a third flow guide groove respectively; the cross section of a third hole channel encircled by the inner groove wall of the third |
| format | Patent |
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According to the laminated-type water filter for the micro-irrigation, an annular sheet body is provided with a central hole penetrating through the sheet body; a first convex ledge extending along a folded line track and enclosing the central hole is arranged on the front surface of the annular sheet body; the first convex ledge is provided with a first flow guide groove; a second convex ledge and a third convex ledge extending along different circumferential line tracks respectively and enclosing the central hole are arranged on the front surface of the annular sheet body; the third convex ledge encloses the first convex ledge, and the first convex ledge encloses the second convex ledge; the second convex ledge and the third convex ledge are correspondingly provided with a second flow guide groove and a third flow guide groove respectively; the cross section of a third hole channel encircled by the inner groove wall of the third</description><language>chi ; eng</language><subject>AGRICULTURE ; ANIMAL HUSBANDRY ; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPSOR SEAWEED ; FISHING ; FORESTRY ; HORTICULTURE ; HUMAN NECESSITIES ; HUNTING ; PERFORMING OPERATIONS ; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL ; SEPARATION ; TRANSPORTING ; TRAPPING ; WATERING</subject><creationdate>2013</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=20130821&DB=EPODOC&CC=CN&NR=203139755U$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25563,76318</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20130821&DB=EPODOC&CC=CN&NR=203139755U$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>WANG WENQING</creatorcontrib><creatorcontrib>YANG XIANFENG</creatorcontrib><creatorcontrib>DING SUJIANG</creatorcontrib><title>Laminated-type water filter for micro-irrigation</title><description>The utility model discloses a laminated-type water filter for micro-irrigation. According to the laminated-type water filter for the micro-irrigation, an annular sheet body is provided with a central hole penetrating through the sheet body; a first convex ledge extending along a folded line track and enclosing the central hole is arranged on the front surface of the annular sheet body; the first convex ledge is provided with a first flow guide groove; a second convex ledge and a third convex ledge extending along different circumferential line tracks respectively and enclosing the central hole are arranged on the front surface of the annular sheet body; the third convex ledge encloses the first convex ledge, and the first convex ledge encloses the second convex ledge; the second convex ledge and the third convex ledge are correspondingly provided with a second flow guide groove and a third flow guide groove respectively; the cross section of a third hole channel encircled by the inner groove wall of the third</description><subject>AGRICULTURE</subject><subject>ANIMAL HUSBANDRY</subject><subject>CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPSOR SEAWEED</subject><subject>FISHING</subject><subject>FORESTRY</subject><subject>HORTICULTURE</subject><subject>HUMAN NECESSITIES</subject><subject>HUNTING</subject><subject>PERFORMING OPERATIONS</subject><subject>PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL</subject><subject>SEPARATION</subject><subject>TRANSPORTING</subject><subject>TRAPPING</subject><subject>WATERING</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2013</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZDDwSczNzEssSU3RLaksSFUoBzKLFNIyc8BUfpFCbmZyUb5uZlFRZnpiSWZ-Hg8Da1piTnEqL5TmZlBycw1x9tBNLciPTy0uSExOzUstiXf2MzIwNjS2NDc1DQ01JkoRANSwLF4</recordid><startdate>20130821</startdate><enddate>20130821</enddate><creator>WANG WENQING</creator><creator>YANG XIANFENG</creator><creator>DING SUJIANG</creator><scope>EVB</scope></search><sort><creationdate>20130821</creationdate><title>Laminated-type water filter for micro-irrigation</title><author>WANG WENQING ; YANG XIANFENG ; DING SUJIANG</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_CN203139755UU3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>chi ; eng</language><creationdate>2013</creationdate><topic>AGRICULTURE</topic><topic>ANIMAL HUSBANDRY</topic><topic>CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPSOR SEAWEED</topic><topic>FISHING</topic><topic>FORESTRY</topic><topic>HORTICULTURE</topic><topic>HUMAN NECESSITIES</topic><topic>HUNTING</topic><topic>PERFORMING OPERATIONS</topic><topic>PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL</topic><topic>SEPARATION</topic><topic>TRANSPORTING</topic><topic>TRAPPING</topic><topic>WATERING</topic><toplevel>online_resources</toplevel><creatorcontrib>WANG WENQING</creatorcontrib><creatorcontrib>YANG XIANFENG</creatorcontrib><creatorcontrib>DING SUJIANG</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>WANG WENQING</au><au>YANG XIANFENG</au><au>DING SUJIANG</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>Laminated-type water filter for micro-irrigation</title><date>2013-08-21</date><risdate>2013</risdate><abstract>The utility model discloses a laminated-type water filter for micro-irrigation. According to the laminated-type water filter for the micro-irrigation, an annular sheet body is provided with a central hole penetrating through the sheet body; a first convex ledge extending along a folded line track and enclosing the central hole is arranged on the front surface of the annular sheet body; the first convex ledge is provided with a first flow guide groove; a second convex ledge and a third convex ledge extending along different circumferential line tracks respectively and enclosing the central hole are arranged on the front surface of the annular sheet body; the third convex ledge encloses the first convex ledge, and the first convex ledge encloses the second convex ledge; the second convex ledge and the third convex ledge are correspondingly provided with a second flow guide groove and a third flow guide groove respectively; the cross section of a third hole channel encircled by the inner groove wall of the third</abstract><oa>free_for_read</oa></addata></record> |
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| language | chi ; eng |
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| subjects | AGRICULTURE ANIMAL HUSBANDRY CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPSOR SEAWEED FISHING FORESTRY HORTICULTURE HUMAN NECESSITIES HUNTING PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL SEPARATION TRANSPORTING TRAPPING WATERING |
| title | Laminated-type water filter for micro-irrigation |
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