Detachable vestibule for bivy sack

Abstract

A personal shelter device configured to be detachably coupled to a bivy sack that includes a canopy having a first end configured to be proximate to the bivy sack when the personal shelter device is coupled to the bivy sack and a second end opposing the first end, at least one bivy sack coupling device coupled to the first end of the canopy, and a guy line coupling device arranged on the second end of the canopy.

1 . A personal shelter device configured to be detachably coupled to a bivy sack, the personal shelter device comprising:
 a canopy comprising:
 a first end configured to be proximate to the bivy sack when the personal shelter device is coupled to the bivy sack; and 
 a second end opposing the first end; 
   at least one bivy sack coupling device coupled to the first end of the canopy; and   a guy line coupling device arranged on the second end of the canopy.   
     
     
         2 . The personal shelter device of  claim 1 , wherein the canopy further comprises:
 four fabric panels arranged such that the four fabric panels meet at a quadripoint, a first pair of the four fabric panels extending from the first end and a second pair of the four fabric panels extending from the second end.   
     
     
         3 . The personal shelter device of  claim 2 , wherein the canopy further comprises a fabric flap extending from the first pair of fabric panels at the first end, the fabric flap structured to be deployable in an extended position. 
     
     
         4 . The personal shelter device of  claim 3 , wherein the at least one bivy sack coupling device is configured to be covered by the fabric flap when the fabric flap is deployed in the extended position. 
     
     
         5 . The personal shelter device of  claim 2 , wherein the canopy further comprises a steeple point reinforcement layer arranged on a portion of each of the four fabric panels at the quadripoint and surrounding area. 
     
     
         6 . The personal shelter device of  claim 1 , wherein the canopy further comprises a fabric flap extending from the first end, the fabric flap structured to be deployable in an extended position. 
     
     
         7 . The personal shelter device of  claim 6 , wherein the at least one bivy sack coupling device is configured to be covered by the fabric flap when the fabric flap is deployed in the extended position. 
     
     
         8 . The personal shelter device of  claim 1 , wherein the second end of the canopy includes a first side, and
 wherein the canopy further comprises a first corner reinforcement layer arranged on the first side of the second end of the canopy.   
     
     
         9 . The personal shelter device of  claim 8 , further comprising a first staking device coupled to the first corner reinforcement layer. 
     
     
         10 . The personal shelter device of  claim 8 , wherein the second end of the canopy further includes a second side, the second side opposing the first side, and
 wherein the canopy further comprises a second corner reinforcement layer arranged on the second side of the second end of the canopy.   
     
     
         11 . The personal shelter device of  claim 9 , wherein the second end of the canopy further includes a second side, the second side opposing the first side,
 wherein the canopy further comprises a second corner reinforcement layer arranged on the second side of the second end of the canopy, and   wherein the personal shelter device further comprises a second staking device coupled to the second corner reinforcement layer.   
     
     
         12 . A personal shelter device configured to be detachably coupled to a bivy sack at a boundary, the personal shelter device comprising:
 a canopy configured to prevent liquid from flowing therethrough, the canopy comprising:
 a steeple point configured to receive a structural post; 
   at least one bivy sack coupling device arranged on the canopy, the at least one bivy sack coupling device configured to detachably couple the personal shelter device to the bivy sack at the boundary; and   a guy line coupling device arranged on the canopy, the guy line coupling device configured to couple the personal shelter device to a guy line;   wherein the canopy is configured to be placed under tension when the structural post is received in the steeple point and when the guy line is coupled to the guy line coupling device and is placed under tension.   
     
     
         13 . The personal shelter device of  claim 12 , wherein the canopy further comprises:
 a fabric flap configured to cover the boundary at which the personal shelter device and the bivy sack are coupled.   
     
     
         14 . The personal shelter device of  claim 12 , further comprising at least two staking devices coupled to the canopy, each staking device of the at least two staking devices configured to receive a respective stake. 
     
     
         15 . A bivy sack system comprising:
 a personal shelter device configured to be coupled to a bivy sack, the personal shelter device comprising:
 a canopy configured to receive a structural post, the canopy comprising:
 a first end configured to be proximate to the bivy sack when the personal shelter device is coupled to the bivy sack; 
 a second end opposing the first end; 
 
 at least one bivy sack coupling device coupled to the first end of the canopy, the at least one bivy sack coupling device configured to couple the personal shelter device to the bivy sack; 
 a guy line coupling device arranged on the second end of the canopy, the guy line coupling device configured to be coupled to a guy line, 
   wherein the personal device is configured to create a vestibule space encompassing at least a portion of the bivy sack when the at least one bivy sack coupling device couples the personal shelter device to the bivy sack, when the guy line is placed under tension, and when the canopy receives the structural post.   
     
     
         16 . The personal shelter device of  claim 15 , wherein the canopy further comprises:
 four fabric panels comprising first, second, third, and fourth fabric panels that are arranged to meet at a quadripoint, the first and second fabric panels extending from the first end and the third and fourth fabric panels extending from the second end.   
     
     
         17 . The personal shelter device of  claim 16 , wherein the canopy further comprises a fabric flap extending from the first end, the fabric flap structured to be deployable in an extended position. 
     
     
         18 . The personal shelter device of  claim 17 , wherein the at least one bivy sack coupling device is configured to be covered by the fabric flap when the fabric flap is deployed in the extended position. 
     
     
         19 . The personal shelter device of  claim 16 , wherein the canopy further comprises a steeple point reinforcement layer arranged on a portion of each of the four fabric panels at the quadripoint and a surrounding area, and
 wherein the canopy is configured to receive the structural post at the quadripoint.   
     
     
         20 . The personal shelter device of  claim 15 , wherein the canopy further comprises a fabric flap extending from the first end, the fabric flap structured to be deployable in an extended position. 
     
     
         21 . The personal shelter device of  claim 20 , wherein the at least one bivy sack coupling device is configured to be covered by the fabric flap when the fabric flap is deployed in the extended position. 
     
     
         22 . The personal shelter device of  claim 15 , wherein the second end of the canopy includes a first side, and
 wherein the canopy further comprises a first corner reinforcement layer arranged on the first side of the second end of the canopy.   
     
     
         23 . The personal shelter device of  claim 22 , further comprising a first staking device coupled to the first corner reinforcement layer. 
     
     
         24 . The personal shelter device of  claim 22 , wherein the second end of the canopy further includes a second side, the second side opposing the first side, and
 wherein the canopy further comprises a second corner reinforcement layer arranged on the second side of the second end of the canopy.   
     
     
         25 . The personal shelter device of  claim 23 , wherein the second end of the canopy further includes a second side, the second side opposing the first side,
 wherein the canopy further comprises a second corner reinforcement layer arranged on the second side of the second end of the canopy, and   wherein the personal shelter device further comprises a second staking device coupled to the second corner reinforcement layer.