Structural module with stop, collapsible structure, and method of erecting a collapsible structure
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
E04H-015/50
E04H-015/18
출원번호
US-0113704
(2011-05-23)
등록번호
US-9631393
(2017-04-25)
발명자
/ 주소
Zeigler, Theodore R.
출원인 / 주소
World Shelters, Inc.
대리인 / 주소
WRB-IP LLP
인용정보
피인용 횟수 :
0인용 특허 :
35
초록▼
A structural module includes a first strut pair including a first strut and a second strut pivotably connected to each other at a first strut pair pivotable connection point, a second strut pair including a third strut and a fourth strut pivotably connected to each other at a second strut pair pivot
A structural module includes a first strut pair including a first strut and a second strut pivotably connected to each other at a first strut pair pivotable connection point, a second strut pair including a third strut and a fourth strut pivotably connected to each other at a second strut pair pivotable connection point, a first hub, a first end of the first strut and a first end of the third strut being pivotably connected to the first hub, a second hub, a first end of the second strut and a first end of the fourth strut being pivotably connected to the second hub, and a stop arrangement attached to at least one of the first hub, the first strut, and the third strut, the stop arrangement including an abutment end. The structural module is movable between a closed position in which longitudinal axes of struts of the first strut pair and the second strut pair are substantially parallel to one another. A collapsible structure and a method of erecting a collapsible structure are also disclosed.
대표청구항▼
1. A structural module, comprising: a first strut pair comprising a first strut and a second strut pivotably connected to each other at a first strut pair pivotable connection point disposed in a middle half of each of the first strut and the second strut;a second strut pair comprising a third strut
1. A structural module, comprising: a first strut pair comprising a first strut and a second strut pivotably connected to each other at a first strut pair pivotable connection point disposed in a middle half of each of the first strut and the second strut;a second strut pair comprising a third strut and a fourth strut pivotally connected to each other at a second strut pair pivotable connection point disposed in a middle half of each of the third strut and the fourth strut;a first hub, a first end of le first strut and a first end of the third strut being pivotably connected to the first hub;a second hub, a first end of the second strut and a first end of the fourth strut being pivotably connected to the second hub; anda stop having a first end that at least partially defines an abutment end of the stop, and a second end pivotably connected to the first strut and to the third strut,wherein the structural module is movable between a closed position in which the abutment end of the stop is spaced from the second hub and there is nothing connecting the first and second hub except the first and second strut pair and an open position in which the abutment end of the stop contacts the second hub, the stop comprises a first and a second stop strut pivotably connected to each other proximate first ends thereof to at least partially define the abutment end of the stop, the first stop strut being pivotably connected at a second end thereof to the first strut and the second stop strut being pivotably connected at a second end thereof to the third strut, the structural module is movable between the closed position in which longitudinal axes of struts of the first strut pair and the second strut pair are substantially parallel to one another and the open position in which the abutment end of the stop contacts the second hub, and the first and second stop strut and the first and third strut define a convex quadrilateral shape when the structural module is in the open position. 2. The structural module as set forth in claim 1, comprising means for limiting movement of the first and second strut pair pivotable connection points relative to each other. 3. The structural module as set forth in claim 2, wherein the movement limiting means comprises at least one of stakes for pinning distal ends of a string of strut pairs comprising the first and second strut pair in fixed positions relative to each other and tension members arranged between distal ends of the string of strut pairs to prevent the distal ends from moving away from each other. 4. The structural module as set forth in claim 1, wherein a first and a second pivot axis extends through the first and the second strut pair pivotable connection points, respectively, and a first and a second plane perpendicular to the first and the second pivot axis, respectively, are parallel. 5. A structural module, comprising: a first strut pair comprising a first strut and a second strut pivotably connected to each other at a first strut pair pivotable connection point;a second strut pair comprising a third strut and a fourth strut pivotably connected to each other at a second strut pair pivotable connection point;a first hub, a first end of the first strut and a first end of the third strut being pivotably connected to the first hub;a second hub, a first end of the second strut and a first end of the fourth strut being pivotably connected to the second hub; anda stop comprising a first and a second stop strut pivotably connected to each other proximate first ends thereof to at least partially define an abutment end of the stop, the first stop strut being pivotably connected at a second end thereof to the first strut and the second stop strut being pivotably connected at a second end thereof to the third strut,wherein the structural module is movable between a closed position in which longitudinal axes of struts of the first strut pair and the second strut pair are substantially parallel to one another and an open position in which the abutment end of the stop contacts the second hub, and wherein the second end of the first stop strut is connected to the first strut and the second end of the second stop strut is connected to the third strut at different distances from the first hub. 6. The structural module as set forth in claim 5, wherein the first stop strut and the second stop strut are of different length. 7. A structural module, comprising: a first strut pair comprising a first strut and a second strut pivotably connected to each other at a first strut pair pivotable connection point;a second strut pair comprising a third strut and a fourth strut pivotably connected to each other at a second strut pair pivotable connection point;a first hub, a first end of the first strut and a first end of the third strut being pivotably connected to the first hub;a second hub, a first end of the second strut and a first end of the fourth strut being pivotably connected to the second hub; anda stop comprising a first and a second stop strut pivotably connected to each other proximate first ends thereof to at least partially define an abutment end of the stop, the first stop strut being pivotably connected at a second end thereof to the first strut and the second stop strut being pivotably connected at a second end thereof to the third strut,wherein the structural module is movable between a closed position in which longitudinal axes of struts of the first strut pair and the second strut pair are substantially parallel to another and an open position in which the abutment end of the stop contacts the second hub, and wherein the first stop strut and the second stop strut are of different length. 8. A structural module, comprising: a first strut pair comprising a first strut and a second strut pivotably connected to each other at a first strut pair pivotable connection point disposed in a middle half of each of the first strut and the second strut;a second strut pair comprising a third strut and a fourth strut pivotably connected to each other at a second strut pair pivotable connection point disposed in a middle half of each of the third strut and the fourth strut;a first hub, a first end of the first strut and a first end of the third strut being pivotably connected to the first hub;a second hub, a first end of the second strut and a first end of the fourth strut being pivotably connected to the second hub; anda stop having a first end that at least partially defines an abutment end of the stop, and a second end pivotably connected to the first strut and to the third strut,wherein the structural module is movable between a closed position in which the abutment end of the stop is spaced from the second hub and there is nothing connecting the first and second hub except the first and second strut pair and an open position in which the abutment end of the stop contacts the second hub, wherein the stop comprises a first and a second stop strut pivotably connected to each other proximate first ends thereof to at least partially define the abutment end of the stop, the first stop strut being pivotably connected at a second end thereof to the first strut and the second stop strut being pivotably connected at a second end thereof to the third strut, wherein the structural module is movable between the closed position in which longitudinal axes of struts of the first strut pair and the second strut pair are substantially parallel to one another and the open position in which the abutment end of the stop contacts the second hub, and wherein the second end of the first stop strut is pivotably attached to a front side of the first strut and the second end of the second stop strut is pivotably attached to a rear side of the third strut. 9. The structural module as set forth in claim 8, wherein the stop comprises a spacer disposed between the first ends of the first and second stop strut. 10. The structural module as set forth in claim 9, wherein the spacer contacts the second hub when the structural module is in the open position. 11. A structural module, comprising: a first strut pair comprising a first strut and a second strut pivotably connected to each other at a first strut pair pivotable connection point disposed in a middle half of each of the first strut and the second strut;a second strut pair comprising a third strut and a fourth strut pivotably connected to each other at a second strut pair pivotable connection point disposed in a middle half of each of the third strut and the fourth strut;a first hub, a first end of the first strut and a first end of the third strut being pivotably connected to the first hub;a second hub, a first end of the second strut and a first end of the fourth strut being pivotably connected to the second hub; anda stop having a first end that at least partially defines an abutment end of the stop, and a second end pivotably connected to the first strut and to the third strut,wherein the structural module is movable between a closed position in which the abutment end of the stop is spaced from the second hub and an open position in which the abutment end of the stop contacts the second hub, and wherein the stop comprises a first and a second stop strut pivotably connected to each other proximate first ends thereof to at least partially define the abutment end of the stop, the first stop strut being pivotably connected at a second end thereof to the first strut and the second stop strut being pivotably connected at a second end thereof to the third strut, wherein the structural module is movable between the closed position in which longitudinal axes of struts of the first strut pair and the second strut pair are substantially parallel to one another and the open position in which the abutment end of the stop contacts the second hub, and wherein the first and second stop strut and the first and third strut define a concave quadrilateral shape when the structural module is in the open position. 12. A collapsible structure, comprising: a plurality of strut pairs, each strut pair comprising a front strut and a rear strut pivotably connected to each other at a strut pair pivotable connection point disposed in a middle half of each of the front strut and the rear strut;a plurality of hub pairs, each hub pair comprising an outer hub and an inner hub;at least one first hub pair of the plurality of hub pairs being connected to at least a first and a second strut pair of the plurality of strut pairs so that an outer hub of the at least one first hub pair is pivotably connected to front struts of the first and second strut pair and an inner hub of the at least one first hub pair is pivotably connected to rear struts of the first and second strut pair; anda stop associated with at the at least one first hub pair, the stop comprising a first end pivotably connected to one of either the front struts of the first and second strut pair or to the rear struts of the first and second strut pair, and a second end at least partially defining an abutment end of the stop, the collapsible structure being movable to a closed position in which the abutment end of the stop is spaced from the second hub and there is nothing connecting the first and second hub except struts of the plurality of strut pairs and to an open position in which the abutment end of the stop contacts one of the inner and outer hub of the at least one first hub pair, wherein the stop comprises a first and a second strop strut pivotably connected to each other proximate first ends thereof, the first ends of the first and second stop strut at least partially defining the abutment end of the stop, and the collapsible structure is movable between a closed position in which longitudinal axes of struts of the first strut pair and the second strut pair are substantially parallel to one another and the open position in which the abutment end of the stop contacts the one of the inner and the outer hub of the at least one first hub pair. 13. The collapsible structure as set forth in claim 12, comprising at least two second hub pairs of the plurality of hub pairs each connected to a respective one of the first and the second strut pair at opposite ends of the first and second strut pair from the first hub pair, an inner hub of each of the at least two second hub pairs being pivotably connected to a rear strut of the respective one of the first and second strut pair and an outer hub of each of the at least two second hub pairs being pivotably connected to a respective front strut of the respective one of the first and second strut pair. 14. The collapsible structure as set forth in claim 13, comprising a stop associated with a respective one of each of the first and second hub pairs. 15. The collapsible structure as set forth in claim 12, comprising means for limiting movement of strut pair pivotable connection points relative to each other.
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이 특허에 인용된 특허 (35)
Zeigler Theodore R. (9923 Indian Queen Point Rd. Oxon Hill MD 20022), Brackets for connecting adjacent exhibit frames together.
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