Vehicular road block
A road block for preventing unauthorized vehicles from entering a secured area comprises a pit, a span covering the pit, collapsible support members supporting the span at the trailing end of the plate with respect to the direction of vehicle access, devices for collapsing the support members, and a...
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| creator | ROWLAND W. ROSS |
| description | A road block for preventing unauthorized vehicles from entering a secured area comprises a pit, a span covering the pit, collapsible support members supporting the span at the trailing end of the plate with respect to the direction of vehicle access, devices for collapsing the support members, and a triggering mechanism for actuating the collapsing devices in response to the approach of an unauthorized vehicle. |
| format | Patent |
| fullrecord | <record><control><sourceid>epo_EVB</sourceid><recordid>TN_cdi_epo_espacenet_US4554695A</recordid><sourceformat>XML</sourceformat><sourcesystem>PC</sourcesystem><sourcerecordid>US4554695A</sourcerecordid><originalsourceid>FETCH-epo_espacenet_US4554695A3</originalsourceid><addsrcrecordid>eNrjZBAJS83ITC7NSSxSKMpPTFFIyslPzuZhYE1LzClO5YXS3Azybq4hzh66qQX58anFBYnJqXmpJfGhwSampiZmlqaOxoRVAADG5yAF</addsrcrecordid><sourcetype>Open Access Repository</sourcetype><iscdi>true</iscdi><recordtype>patent</recordtype></control><display><type>patent</type><title>Vehicular road block</title><source>esp@cenet</source><creator>ROWLAND; W. ROSS</creator><creatorcontrib>ROWLAND; W. ROSS</creatorcontrib><description>A road block for preventing unauthorized vehicles from entering a secured area comprises a pit, a span covering the pit, collapsible support members supporting the span at the trailing end of the plate with respect to the direction of vehicle access, devices for collapsing the support members, and a triggering mechanism for actuating the collapsing devices in response to the approach of an unauthorized vehicle.</description><edition>4</edition><language>eng</language><subject>ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTIONOF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, ORTHE LIKE ; ARMOUR ; ARMOURED OR ARMED VEHICLES ; ARMOURED TURRETS ; BLASTING ; CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES ; FIXED CONSTRUCTIONS ; HEATING ; LIGHTING ; MEANS OF ATTACK OR DEFENCE, e.g. CAMOUFLAGE, IN GENERAL ; MECHANICAL ENGINEERING ; WEAPONS</subject><creationdate>1985</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=19851126&DB=EPODOC&CC=US&NR=4554695A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25542,76289</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=19851126&DB=EPODOC&CC=US&NR=4554695A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>ROWLAND; W. ROSS</creatorcontrib><title>Vehicular road block</title><description>A road block for preventing unauthorized vehicles from entering a secured area comprises a pit, a span covering the pit, collapsible support members supporting the span at the trailing end of the plate with respect to the direction of vehicle access, devices for collapsing the support members, and a triggering mechanism for actuating the collapsing devices in response to the approach of an unauthorized vehicle.</description><subject>ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTIONOF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, ORTHE LIKE</subject><subject>ARMOUR</subject><subject>ARMOURED OR ARMED VEHICLES</subject><subject>ARMOURED TURRETS</subject><subject>BLASTING</subject><subject>CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES</subject><subject>FIXED CONSTRUCTIONS</subject><subject>HEATING</subject><subject>LIGHTING</subject><subject>MEANS OF ATTACK OR DEFENCE, e.g. CAMOUFLAGE, IN GENERAL</subject><subject>MECHANICAL ENGINEERING</subject><subject>WEAPONS</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>1985</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZBAJS83ITC7NSSxSKMpPTFFIyslPzuZhYE1LzClO5YXS3Azybq4hzh66qQX58anFBYnJqXmpJfGhwSampiZmlqaOxoRVAADG5yAF</recordid><startdate>19851126</startdate><enddate>19851126</enddate><creator>ROWLAND; W. ROSS</creator><scope>EVB</scope></search><sort><creationdate>19851126</creationdate><title>Vehicular road block</title><author>ROWLAND; W. ROSS</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_US4554695A3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>eng</language><creationdate>1985</creationdate><topic>ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTIONOF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, ORTHE LIKE</topic><topic>ARMOUR</topic><topic>ARMOURED OR ARMED VEHICLES</topic><topic>ARMOURED TURRETS</topic><topic>BLASTING</topic><topic>CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES</topic><topic>FIXED CONSTRUCTIONS</topic><topic>HEATING</topic><topic>LIGHTING</topic><topic>MEANS OF ATTACK OR DEFENCE, e.g. CAMOUFLAGE, IN GENERAL</topic><topic>MECHANICAL ENGINEERING</topic><topic>WEAPONS</topic><toplevel>online_resources</toplevel><creatorcontrib>ROWLAND; W. ROSS</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>ROWLAND; W. ROSS</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>Vehicular road block</title><date>1985-11-26</date><risdate>1985</risdate><abstract>A road block for preventing unauthorized vehicles from entering a secured area comprises a pit, a span covering the pit, collapsible support members supporting the span at the trailing end of the plate with respect to the direction of vehicle access, devices for collapsing the support members, and a triggering mechanism for actuating the collapsing devices in response to the approach of an unauthorized vehicle.</abstract><edition>4</edition><oa>free_for_read</oa></addata></record> |
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| language | eng |
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| subjects | ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTIONOF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, ORTHE LIKE ARMOUR ARMOURED OR ARMED VEHICLES ARMOURED TURRETS BLASTING CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES FIXED CONSTRUCTIONS HEATING LIGHTING MEANS OF ATTACK OR DEFENCE, e.g. CAMOUFLAGE, IN GENERAL MECHANICAL ENGINEERING WEAPONS |
| title | Vehicular road block |
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