Portable ramp
First Claim
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1. A portable ramp for spanning a space between two surfaces, comprising:
- a. a span for extending across said space and having an upper side for supporting traffic engageable therewith, said span having means at each of its opposite ends defining a transverse cylindrical recess with a downwardly directed rectangular slot; and
b. a pair of feet each having lower side means for respectively engaging the two surfaces and each having a sloping upper side engageable with the traffic and extending from said upper side of said span toward said two surfaces, said feet each having a cylindrical portion pivotally trapped in one of the recesses and having an integral connection with each foot respectively at the lowermost part of said cylindrical portions and disposed in said downwardly directed rectangular slots, said integral connections and said downwardly directed rectangular slots being constructed to enable the sloping upper sides of said feet to pivot to both sides of the plane of said upper side of said span.
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Abstract
A portable ramp includes a span to the ends of which are secured feet, such securement being by means of pivotal connections that enable the feet to be pivoted so as to accommodate various differences in heights between two surfaces, from one to the other of which there is to be a movement such as of a wheeled vehicle.
81 Citations
8 Claims
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1. A portable ramp for spanning a space between two surfaces, comprising:
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a. a span for extending across said space and having an upper side for supporting traffic engageable therewith, said span having means at each of its opposite ends defining a transverse cylindrical recess with a downwardly directed rectangular slot; and b. a pair of feet each having lower side means for respectively engaging the two surfaces and each having a sloping upper side engageable with the traffic and extending from said upper side of said span toward said two surfaces, said feet each having a cylindrical portion pivotally trapped in one of the recesses and having an integral connection with each foot respectively at the lowermost part of said cylindrical portions and disposed in said downwardly directed rectangular slots, said integral connections and said downwardly directed rectangular slots being constructed to enable the sloping upper sides of said feet to pivot to both sides of the plane of said upper side of said span. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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Specification