Chain drive system
A downhole tractor is provided that includes a motor, at least one rotatable screw powered by the motor, and a chain engageable with the at least one rotatable screw, whereby rotation of the at least one rotatable screw moves the chain.
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| creator | WADE DUPREE FALK W DOERING |
| description | A downhole tractor is provided that includes a motor, at least one rotatable screw powered by the motor, and a chain engageable with the at least one rotatable screw, whereby rotation of the at least one rotatable screw moves the chain. |
| format | Patent |
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EARTH DRILLING ; EARTH DRILLING, e.g. DEEP DRILLING ; ENGINEERING ELEMENTS AND UNITS ; FIXED CONSTRUCTIONS ; GEARING ; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS ; HEATING ; LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS ; LIGHTING ; MECHANICAL ENGINEERING ; MINING ; MOTOR VEHICLES ; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS ; PERFORMING OPERATIONS ; THERMAL INSULATION IN GENERAL ; TRAILERS ; TRANSPORTING ; WEAPONS</subject><creationdate>2008</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=20081119&DB=EPODOC&CC=GB&NR=2428280B$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25542,76516</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20081119&DB=EPODOC&CC=GB&NR=2428280B$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>WADE DUPREE</creatorcontrib><creatorcontrib>FALK W DOERING</creatorcontrib><title>Chain drive system</title><description>A downhole tractor is provided that includes a motor, at least one rotatable screw powered by the motor, and a chain engageable with the at least one rotatable screw, whereby rotation of the at least one rotatable screw moves the chain.</description><subject>BLASTING</subject><subject>EARTH DRILLING</subject><subject>EARTH DRILLING, e.g. DEEP DRILLING</subject><subject>ENGINEERING ELEMENTS AND UNITS</subject><subject>FIXED CONSTRUCTIONS</subject><subject>GEARING</subject><subject>GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS</subject><subject>HEATING</subject><subject>LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS</subject><subject>LIGHTING</subject><subject>MECHANICAL ENGINEERING</subject><subject>MINING</subject><subject>MOTOR VEHICLES</subject><subject>OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS</subject><subject>PERFORMING OPERATIONS</subject><subject>THERMAL INSULATION IN GENERAL</subject><subject>TRAILERS</subject><subject>TRANSPORTING</subject><subject>WEAPONS</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2008</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZBByzkjMzFNIKcosS1UoriwuSc3lYWBNS8wpTuWF0twM8m6uIc4euqkF-fGpxQWJyal5qSXx7k5GJkYWRhYGTsaEVQAAcZce_Q</recordid><startdate>20081119</startdate><enddate>20081119</enddate><creator>WADE DUPREE</creator><creator>FALK W DOERING</creator><scope>EVB</scope></search><sort><creationdate>20081119</creationdate><title>Chain drive system</title><author>WADE DUPREE ; FALK W DOERING</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_GB2428280B3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>eng</language><creationdate>2008</creationdate><topic>BLASTING</topic><topic>EARTH DRILLING</topic><topic>EARTH DRILLING, e.g. DEEP DRILLING</topic><topic>ENGINEERING ELEMENTS AND UNITS</topic><topic>FIXED CONSTRUCTIONS</topic><topic>GEARING</topic><topic>GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS</topic><topic>HEATING</topic><topic>LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS</topic><topic>LIGHTING</topic><topic>MECHANICAL ENGINEERING</topic><topic>MINING</topic><topic>MOTOR VEHICLES</topic><topic>OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS</topic><topic>PERFORMING OPERATIONS</topic><topic>THERMAL INSULATION IN GENERAL</topic><topic>TRAILERS</topic><topic>TRANSPORTING</topic><topic>WEAPONS</topic><toplevel>online_resources</toplevel><creatorcontrib>WADE DUPREE</creatorcontrib><creatorcontrib>FALK W DOERING</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>WADE DUPREE</au><au>FALK W DOERING</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>Chain drive system</title><date>2008-11-19</date><risdate>2008</risdate><abstract>A downhole tractor is provided that includes a motor, at least one rotatable screw powered by the motor, and a chain engageable with the at least one rotatable screw, whereby rotation of the at least one rotatable screw moves the chain.</abstract><oa>free_for_read</oa></addata></record> |
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| language | eng |
| recordid | cdi_epo_espacenet_GB2428280B |
| source | esp@cenet |
| subjects | BLASTING EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING ENGINEERING ELEMENTS AND UNITS FIXED CONSTRUCTIONS GEARING GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS LIGHTING MECHANICAL ENGINEERING MINING MOTOR VEHICLES OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS PERFORMING OPERATIONS THERMAL INSULATION IN GENERAL TRAILERS TRANSPORTING WEAPONS |
| title | Chain drive system |
| url | https://sfx.bib-bvb.de/sfx_tum?ctx_ver=Z39.88-2004&ctx_enc=info:ofi/enc:UTF-8&ctx_tim=2025-02-20T22%3A01%3A48IST&url_ver=Z39.88-2004&url_ctx_fmt=infofi/fmt:kev:mtx:ctx&rfr_id=info:sid/primo.exlibrisgroup.com:primo3-Article-epo_EVB&rft_val_fmt=info:ofi/fmt:kev:mtx:patent&rft.genre=patent&rft.au=WADE%20DUPREE&rft.date=2008-11-19&rft_id=info:doi/&rft_dat=%3Cepo_EVB%3EGB2428280B%3C/epo_EVB%3E%3Curl%3E%3C/url%3E&disable_directlink=true&sfx.directlink=off&sfx.report_link=0&rft_id=info:oai/&rft_id=info:pmid/&rfr_iscdi=true |