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A portable ramp and load support assembly including a pair of rigid, elongated, first and second ramp components hinged together at adjoining ends by a simple pivot pin. The apparatus is made of light-weight, injection molded plastic material, and is provided with a resilient, non-slip surface on it

A portable ramp and load support assembly including a pair of rigid, elongated, first and second ramp components hinged together at adjoining ends by a simple pivot pin. The apparatus is made of light-weight, injection molded plastic material, and is provided with a resilient, non-slip surface on its upper side. The ground-engaging end and vehicle-engaging end are also specially configured to prevent slippage and dislodgment during use. The assembly also includes a plurality of accessory parts including disconnectable legs for allowing the ramp apparatus to be used as a grooming table, examination table, game-cleaning table, etc., and floats, wheels, pull handles and other accessories that can be attached to extend the utility of the apparatus.

대표청구항 ▼

A portable ramp and load support assembly including a pair of rigid, elongated, first and second ramp components hinged together at adjoining ends by a simple pivot pin. The apparatus is made of light-weight, injection molded plastic material, and is provided with a resilient, non-slip surface on it

A portable ramp and load support assembly including a pair of rigid, elongated, first and second ramp components hinged together at adjoining ends by a simple pivot pin. The apparatus is made of light-weight, injection molded plastic material, and is provided with a resilient, non-slip surface on its upper side. The ground-engaging end and vehicle-engaging end are also specially configured to prevent slippage and dislodgment during use. The assembly also includes a plurality of accessory parts including disconnectable legs for allowing the ramp apparatus to be used as a grooming table, examination table, game-cleaning table, etc., and floats, wheels, pull handles and other accessories that can be attached to extend the utility of the apparatus. deflate the cushion to raise and lower the cushion within the cavity.4. The system according to claim 3, wherein the inflatable cushion includes an elastic material at least on sides of the cushion, the elastic material being configured to stretch when the cushion is inflated and contract the cushion to a defined size when deflated.5. The system according to claim 2, wherein the control system is operatively coupled to a spring device within the cushion.6. The system according to claim 1, wherein the mattress protector has a retainer arranged about a periphery of the cavity in the mattress between the top and bottom surfaces, the retainer being configured to secure a periphery of the first portion of the mattress protector that extends into the cavity.7. The system according to claim 6, wherein the retainer is a ring and is embedded into the mattress.8. The system according to claim 6, wherein the retainer fits within an indenture on the periphery of the cavity.9. The system according to claim 1, wherein the mattress protector has a third portion that extends under the expandable cushion arranged in the cavity.10. The system according to claim 9, wherein the mattress protector has a retainer arranged about a periphery of the cavity in the mattress between the top and the bottom surfaces, the retainer being configured to secure the first, second and third portions of the mattress protector about the periphery of the cavity.11. The system according to claim 1, further comprising:a bedsheet adapted to fit over at least the top surface of the mattress.12. The system according to claim 11, wherein the bedsheet has an opening located to correspond with the cavity in the mattress to allow access thereto.13. The system according to claim 12, wherein the opening is one of a fly opening and a slit with a flap opening.14. The system according to claim 11, further comprising:an underpad adapted to be placed on top of the bedsheet and including a portion that extends into the cavity and over the expandable cushion arranged in the cavity.15. The system according to claim 1, further comprising:a human waste container arrangeable over the expandable cushion within the cavity in an unexpanded state of the cushion, the human waste container being raised and lowered within the cavity by the expansion and contraction of the cushion.16. The system according to claim 15, wherein the human waste container is a bedpan.17. The system according to claim 1, further comprising:a human waste container arrangeable over the expandable cushion within the cavity in an unexpanded state of the cushion, wherein the human waste container includes:a support ring adapted to mate with at least a portion of the cavity opening and being supported on the top surface of the mattress; anda wastebag, the wastebag being secured by the support ring and extending into the cavity.18. The system according to claim 17, wherein the support ring is under tension when mated with the cavity opening.19. A mattress system, comprising: a mattress having a top surface and a bottom surface;a cavity arranged in the mattress, the cavity being open at least toward the top surface and having a defined size;an expandable cushion arranged in the cavity; anda human waste container arrangeable over the expandable cushion within the cavity in an unexpanded state of the cushion, the human waste container being raised and lowered within the cavity by the expansion and contraction of the cushion.20. The system according to claim 19, wherein the human waste container is a bedpan.21. The system according to claim 19, further comprising a control system, which includes:a fluidic pump arranged to pump fluid into the expandable cushion;a fluid relief mechanism arranged to allow fluid to escape the expandable cushion; anda control switch operatively coupled with the fluidic pump and relief mechanism to control expansion and contraction of the expandable cushion.22. The system according to claim 21, wherein the fluid is air, the control switch controlling an inflation and deflation of the expandable cushion.23. The system according to claim 21, wherein the fluid relief mechanism is a vacuum pump.24. The system according to claim 23, wherein the expandable cushion is filled with a foam material.25. The system according to claim 21, wherein the control switch is a remote control switch.26. The system according to claim 19, wherein in an expanded state, a top surface of the cushion is substantially flush with the top surface of the mattress.27. The system according to claim 19, wherein the expandable cushion comprises a series of expandable chambers.28. The system according to claim 19, wherein the mattress has a defined indenture load deflection plane, the cavity, cushion and mattress being configured such that a top portion of the human waste container, when arranged over the cushion within the cavity, substantially corresponds with the defined indenture load deflection plane of the mattress.29. The system according to claim 19, further comprising:a bidet system arranged to release a fluidic cleaning agent into the cavity.30. The system according to claim 19, wherein the cavity is also open toward a lateral side of the mattress.31. The system according to claim 30, wherein the human waste container is insertable into the cavity through the lateral side opening in the mattress when the expandable cushion is in its contracted state.32. A mattress system, comprising: a mattress having a top surface and a bottom surface;a cavity arranged in the mattress, the cavity being open at least toward the top surface and having a defined size;an expandable cushion arranged in the cavity;a human waste container arrangeable over the expandable cushion within the cavity in an unexpanded state of the cushion, wherein the human waste container includes:a support ring adapted to mate with at least a portion of the cavity opening and being supported on the top surface of the mattress; anda wastebag, the wastebag being secured by the support ring and extending into the cavity.33. The system according to claim 32, wherein the wastebag includes an elastic edge to secure the wastebag to the support ring.34. A mattress system, comprising: a mattress having a top surface and a bottom surface;a cavity arranged in the mattress, the cavity being open at least toward the top surface and having a defined size;an expandable cushion arranged in the cavity; andwherein in an expanded state, a top surface of the cushion is located below the top surface of the mattress, and further comprising a mattress-like product, the mattress-like product covering substantially the entire top surface of the cushion between the top surface of the cushion in the expandable state and a surface substantially flush with the top surface of the mattress.35. A mattress system, comprising: a mattress having a top surface and a bottom surface;a cavity arranged in the mattress, the cavity being open at least toward the top surface and having a defined size;an expandable cushion arranged in the cavity;a control system operatively coupled with the cushion to control an expansion and contraction of the cushion;a fluidic pump arranged to pump fluid into the expandable cushion;a fluid relief mechanism arranged to allow fluid to escape the expandable cushion;a control switch operatively coupled with the fluidic pump and relief mechanism to control expansion and contraction of the expandable cushion;wherein the fluid is air, the control switch controlling an inflation and deflation of the expandable cushion; andwherein the expandable cushion is equipped with ventilation openings and wherein said air is constantly or intermittently pumped into the cushion when in its expanded state.36. A mattress system, comprising: a mattress having a top surface and a bottom surface;a cavity arranged in the mattress, the cavity being open at least toward the top surface and having a defined size;an expandable cushion arranged in the cavity;a bidet system arranged to release a fluidic cleaning agent into the cavity; andwherein the bidet system comprises:a storage container for the fluidic cleaning agent; andpliable tubing embedded in the mattress, one end being coupled to the storage container and the other end being coupled into the cavity;wherein the fluidic cleaning agent in the storage container is released into the pliable tubing and expelled in the cavity.37. The system according to claim 36, wherein flow of the fluidic cleaning agent released from the storage container is controlled by a valve.38. The system according to claim 37, wherein the valve is arranged on the mattress.39. The system according to claim 36, wherein the pliable tubing is arranged in the mattress in a region upon which a person rests.40. A method of facilitating human excretions by a substantially bedridden person, the method comprising the acts of: contracting an expandable cushion arranged in a cavity formed in a mattress on which the person lies;inserting a human waste container into the cavity on top of the cushion, the contracted expandable cushion being located in a portion of the cavity below a top surface of the mattress; andafter receiving the person's excretions, removing the human waste container and expanding the cushion to fill the cavity.41. The method according to claim 40, wherein the cushion is an inflatable and deflatable cushion.42. The method according to claim 40, wherein the human waste container is a bedpan.43. The method according to claim 40, wherein the human waste container is a disposable wastebag.44. The method according to claim 40, further comprising the act of varying an expansion or contraction state of the cushion to position the human waste container in relation to the bedridden person.45. The method according to claim 40, further comprising the act of operating a bidet system to clean the person's lower body exposed within the cavity prior to expanding the cushion to fill the cavity.