Folding boom assembly
First Claim
1. A FOLDING BOOM INCLUDING IN COMBINATION, A BASE, A PLURALITY OF BOOM SECTIONS, A PLURALITY OF KNUCKLE JOINTS JOINING ONE BOOM SECTION TO SAID BASE AND JOINING SUCCESSIVE BOOM SECTIONS END-TO-END, SUCH THAT SAID BOOM SECTIONS ARE FOLDABLE IN A SUBSTANTIALLY PARALLEL RELATIONSHIP, EACH SAID KNUCKLE JOINT COMPRISING FIRST AND SECOND KNUCKLES ROTATABLE ABOUT A COMMON PIVOT, WITH TRIGGERED LOCKING MEANS MOUNTED ON SAID KNUCKLES TO PROVIDE A POSITIVE LOCKING ENGAGEMENT THEREBETWEEN UPON CLOSING OF SAID KNUCKLE JOINTS, PULLEY MEANS MOUNTED COAXIALLY OF THE COMMON PIVOT OF EACH SAID KNUCKLE JOINT, A SINGLE CABLE HAVING ONE END THEREOF SECURED TO THE REMOTE ONE OF SAID BOOM SECTIONS, SAID CABLE BEING LOOPED AROUND AND COACTING WITH SAID PULLEY MEANS AT EACH KNUCKLE JOINT, AND A REELING MECHANISM POSITIONED ON SAID BASE AND COACTING WITH THE OTHER END OF SAID CABLE TO APPLY A CLOSING TORQUE TO SAID KNUCKLE JOINTS TO THEREBY UNFOLD SAID BOOM SECTIONS.
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Accused Products
11 Citations
1 Claim
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1. A FOLDING BOOM INCLUDING IN COMBINATION, A BASE, A PLURALITY OF BOOM SECTIONS, A PLURALITY OF KNUCKLE JOINTS JOINING ONE BOOM SECTION TO SAID BASE AND JOINING SUCCESSIVE BOOM SECTIONS END-TO-END, SUCH THAT SAID BOOM SECTIONS ARE FOLDABLE IN A SUBSTANTIALLY PARALLEL RELATIONSHIP, EACH SAID KNUCKLE JOINT COMPRISING FIRST AND SECOND KNUCKLES ROTATABLE ABOUT A COMMON PIVOT, WITH TRIGGERED LOCKING MEANS MOUNTED ON SAID KNUCKLES TO PROVIDE A POSITIVE LOCKING ENGAGEMENT THEREBETWEEN UPON CLOSING OF SAID KNUCKLE JOINTS, PULLEY MEANS MOUNTED COAXIALLY OF THE COMMON PIVOT OF EACH SAID KNUCKLE JOINT, A SINGLE CABLE HAVING ONE END THEREOF SECURED TO THE REMOTE ONE OF SAID BOOM SECTIONS, SAID CABLE BEING LOOPED AROUND AND COACTING WITH SAID PULLEY MEANS AT EACH KNUCKLE JOINT, AND A REELING MECHANISM POSITIONED ON SAID BASE AND COACTING WITH THE OTHER END OF SAID CABLE TO APPLY A CLOSING TORQUE TO SAID KNUCKLE JOINTS TO THEREBY UNFOLD SAID BOOM SECTIONS.
Specification
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Current AssigneeJohn P. Bauernschub Jr
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Original AssigneeJohn P. Bauernschub Jr
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InventorsBauernschub, John P. Jr.
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Application NumberUS04/392,970Time in Patent Office858 DaysField of SearchUS Class Current52/111CPC Class CodesB66C 23/68 foldable or otherwise adjus...H01Q 1/1235 Collapsible supports; Means...Y10T 292/1069 FlexibleY10T 403/32409 Members locked in axial ali...
