US 11,746,555 B2
Rapidly deployable modular shelter system
Brian D. Johnson, Mill Bay (CA); Ryan Douglas Savenkoff, Vancouver (CA); Matt Christensen, Vancouver (CA); and Jean-Marc Bennett, Surrey (CA)
Assigned to Weatherhaven Global Resources Ltd., Coquitlam (CA)
Filed by WEATHERHAVEN GLOBAL RESOURCES LTD., Coquitlam (CA)
Filed on Aug. 9, 2021, as Appl. No. 17/397,900.
Application 17/397,900 is a continuation in part of application No. 17/023,279, filed on Sep. 16, 2020, granted, now 11,377,868.
Application 17/023,279 is a continuation of application No. 16/287,539, filed on Feb. 27, 2019, granted, now 10,794,080, issued on Oct. 6, 2020.
Application 16/287,539 is a continuation in part of application No. 16/072,124, granted, now 10,392,828, issued on Aug. 27, 2019, previously published as PCT/CA2017/050071, filed on Jan. 25, 2017.
Claims priority of provisional application 62/287,313, filed on Jan. 26, 2016.
Prior Publication US 2021/0363776 A1, Nov. 25, 2021
Int. Cl. E04H 15/46 (2006.01); E04H 15/52 (2006.01); E04H 15/58 (2006.01)
CPC E04H 15/46 (2013.01) [E04H 15/52 (2013.01); E04H 15/58 (2013.01)] 7 Claims
OG exemplary drawing
 
1. A purlin connection assembly comprising:
a purlin comprising a protrusion, the protrusion comprising a neck and a flared head;
a frame segment comprising
an interior,
a slot comprising a first end and a second end, wherein a height of the first end is at least as great as a height of the flared head, and wherein a height of the second end is less than the height of the flared head and at least as great as a height of the neck;
a first button hole and a second button hole, the first button hole vertically aligned with the first end, a distance separating the first button hole and the second button hole being greater than a width of the purlin; and
a spring comprising a first button and a second button, the spring compressingly disposed in the interior of the frame segment, wherein the first button and the second button are biased to extend outwardly through the first button hole and the second button respectively to project out of the frame segment, and wherein the first button and the second button are rigidly connected whereby depressing the second button effects inward retraction of the first button.