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Title: US6079668: Portable helipad
[ Derwent Title ]

Country: US United States of America

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11 pages

Inventor: Brown, Richard; Gold River, B.C., Canada

Assignee: Brown; Richard, Gold River, Canada
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Published / Filed: 2000-06-27 / 1998-01-15

Application Number: US1998000007616

IPC Code: Advanced: B64F 1/36;
IPC-7: B64F 1/00;

ECLA Code: B64F1/00D; B64F1/36;

U.S. Class: Current: 244/114.R; 244/110.E;
Original: 244/114.R; 244/110.E;

Field of Search: 244/114 R,110 E,115,116 405/202 052/006,7,646,637,648,638,146,693,695 108/132,160,36,37 182/179,170

Priority Number:
1998-01-15  US1998000007616

Abstract:     A portable helipad adapted for use in rough terrain and for transport in a fully assembled state by a helicopter. A deck is supported by legs depending from the deck. Leg braces extending from the legs connect to brackets within an associated zone of attachment on the underside surface of the deck. The helicopter releasably engages the portable helipad for transport. The legs and associated leg braces are preferably extensible to permit the deck to be levelled over uneven terrain.

Primary / Asst. Examiners: Barefoot, Galen L.;

Maintenance Status: E2 Expired  Check current status

INPADOC Legal Status: Show legal status actions

Family: None

First Claim:
Show all 5 claims
What is claimed is:     1. A portable helipad, comprising
  • a deck having a top surface, an underside surface, and
  • a peripheral margin;
  • a plurality of legs depending from the deck for supporting the deck, the plurality of legs comprising
    • at least one extensible leg;
    • and a plurality of leg braces, at least one leg brace extending from each one of the plurality of legs to an attachment means within an associated zone of attachment on the underside surface of the deck, said zone being defined for each such leg by the region that lies between the top of such leg and a boundary that is substantially equidistant from the top of that leg and the top of the nearest other leg, said zone not extending beyond the boundary of equidistance between that leg and the nearest other leg,
wherein each extensible leg comprises an upper segment secured to the deck, and a lower extensible segment longitudinally adjustable relative to the upper segment, and wherein at least one of the plurality of leg braces is extensible, each said extensible leg brace extending from the lower extensible segment of an extensible leg to its associated attachment means.

Background / Summary: Show background / summary

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Description: Show description

Forward References: Show 4 U.S. patent(s) that reference this one

U.S. References: Go to Result Set: All U.S. references   |  Forward references (4)   |   Backward references (13)   |   Citation Link

Patent  Pub.Date  Inventor Assignee   Title
Get PDF - 4pp US2920846* 1960-01 Lingafelter    
Get PDF - 2pp US3037727* 1962-06 Grundy    
Get PDF - 4pp US3147940  1964-09 Laufer   Portable heliport and transporting vehicle for a foldable helicopter
Get PDF - 6pp US3489380  1970-01 Vanderlip   PORTABLE HELIPORT
Get PDF - 6pp US3616111  1971-10 Raech  FMC Corporation PLASTIC LANDING PAD OF INTERCONNECTED PANELS
Get PDF - 11pp US4104835  1978-08 Bardwick, III  Aztec Staging Co., Inc. Portable staging equipment
Get PDF - 8pp US4116408  1978-09 Soloy  Soloy Conversions, Ltd. Portable heliport
Get PDF - 4pp US4202646  1980-05 Herstad   Helicopter landing platform
Get PDF - 22pp US4833998  1989-05 Everett et al.   Collapsible table with foldable leg braces held straight by cables when top is open
Get PDF - 6pp US4834321  1989-05 Granger   Articulated heliport pad
Get PDF - 6pp US5067669  1991-11 Van Horn et al.  Van Horn; Linda L. Portable landing zone for helicopters
Get PDF - 8pp US5351915  1994-10 Aandalen   Helicopter deck
  * some details unavailable
Foreign References: None

Other Abstract Info: DERABS G2000-451110 DERABS G2000-451110

Other References:
  • H&H Welding Fabrication & Rental Ltd., Portable Helipad System, undated.

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