[특허]Box lid, method for manufacturing a box lid, and pickup truck bed box

Lund International Inc.

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Box lid, method for manufacturing a box lid, and pickup truck bed box

국가/구분	United States(US) Patent 등록
국제특허분류(IPC7판)	B60R-009/00
미국특허분류(USC)	224/404; 220/592.25; 220/902; 224/543; 264/328.1
출원번호	US-0210784 (2002-07-31)
발명자 / 주소	Schomaker, Jerome A.
출원인 / 주소	Lund International Inc.
대리인 / 주소	Merchant & Gould P.C.
인용정보	피인용 횟수 : 8 인용 특허 : 13

초록
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A box lid that can be used on a truck box is provided according to the invention. The box lid includes an outer box lid member constructed to fit over a box, an inner box lid member attached to the outer box lid member to provide a cavity between the outer box lid member and the inner box lid member, and injection foam provided within the cavity between the outer box lid member and the inner box lid member. The outer box lid member includes a cover member having a periphery, and a depending wall extending along the cover member periphery. The injection f...

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1. A box lid comprising:(a) an outer box lid member constructed to fit over a box, the box having side walls and an opening, for covering the opening, the outer box lid member comprising:(i) a cover member having a center area and a periphery; and(ii) a depending wall extending along the cover member periphery;(b) an inner box lid member attached to the outer box lid member to provide a cavity between the outer box lid member and the inner box lid member; and(c) injection foam provided within the cavity between the outer box lid member and the inner box lid member, wherein the cover member exhibits a dome appearance as a result of pressure created by the injection foam on the outer box lid member and the inner box lid member. 2. A box lid according to claim 1, further comprising:(a) a hinge member attached to the outer box lid member along the depending wall. 3. A box lid according to claim 1, wherein the cover member and the depending wall are constructed so that the depending wall extends over the box side walls. 4. A box lid according to claim 1, wherein the inner box lid member is welded to the outer box lid member. 5. A box lid according to claim 1, wherein the inner box lid member comprises a plug covering an opening used for injecting the injection foam into the cavity. 6. A box lid according to claim 1, wherein the injection foam comprises a polyurethane foam having a density of between about 0.3 lb/ft 3 and about 5 lb/ft 3 . 7. A box lid according to claim 1, wherein the outer box lid member comprises diamond plate. 8. A box lid according to claim 1, wherein the injection foam is adhered to the outer box lid member and the inner box lid member. 9. A box lid according to claim 1, wherein the outer box lid member comprises a cover member exhibiting a dome effect. 10. A box lid according to claim 9, wherein the dome effect is exhibited by a height difference between the center area and the periphery of at least ⅛ inch. 11. A method for manufacturing a box lid, the method comprising steps of:(a) attaching an outer box lid member and an inner box lid member together to provide a cavity between the outer box lid member and the inner box lid member, wherein the outer box lid member comprises a cover member having a center area and a periphery, and a depending wall extending along the cover member periphery, and wherein the inner box lid member comprises an opening to access the cavity;(b) injecting an injection foam through the opening in the inner box lid member into the cavity to fill the cavity and cause pressure to be exerted on the outer box lid member and the inner box lid member as a result of the curing of the injection foam, wherein the cover member exhibits a dome appearance as a result of the pressure created by the injection foam on the outer box lid member and the inner box lid member; and(c) sealing the opening in the inner box lid member. 12 .A method according to claim 11, wherein the injection foam comprises a two part mixture. 13. A method according to claim 11, wherein the injection foam comprises a polyurethane foam. 14. A method according to claim 11, wherein the injection foam comprises a polyurethane foam a density of between about 0.3 lb/ft 3 and about 5 lb/ft 3 . 15. A method according to claim 11, wherein the step of sealing comprises placing a plug within the opening. 16. A method according to claim 11, comprising attaching a hinge to the depending wall. 17. A method according to claim 11, wherein the outer box lid member comprises diamond plate. 18. A method according to claim 11, wherein the box lid member comprises a cover member exhibiting a dome effect comprising a height difference between the center area and the periphery of at least ⅛ inch. 19. A pickup truck bed box comprising:(a) a box comprising a bottom wall, side walls, and an opening, wherein the box is constructed to fit within the bed of a pickup truck and extend between a pickup truck left bed side wall and a pic kup truck right bed side wall;(b) a box lid comprising:(i) an outer box lid member constructed to fit over the box opening comprising a cover member having a center area and a periphery, and a depending wall extending along the cover member periphery;(ii) an inner wall box lid member attached to the outer box lid member to provide a cavity between the outer box lid member and the inner box lid member; and(iii) injection foam provided within the cavity between the outer box lid member and the inner box lid member, wherein the cover member exhibits a dome appearance as a result of pressure created by the injection foam on the outer box lid member and the inner box lid member; and(c) a hinge member attached to the depending wall and the box side wall. 20. A pickup truck bed box according to claim 19, further comprising:(a) a latch for holding the box lid closed covering the box opening. 21. A pickup truck bed box according to claim 19, wherein the outer box lid member comprises a cover member exhibiting a dome effect having a difference in height between the center area and the periphery of at least ⅛ inch.

이 특허에 인용된 특허 (13)

이 특허를 인용한 특허 피인용횟수: 8

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Box lid, method for manufacturing a box lid, and pickup truck bed box

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이 특허에 인용된 특허 (13)

이 특허를 인용한 특허 피인용횟수: 8

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Box lid, method for manufacturing a box lid, and pickup truck bed box

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이 특허에 인용된 특허 (13)

이 특허를 인용한 특허 피인용횟수: 8

IPC 상위 출원인

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IPC 상세정보(version : 201201)

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