Adjustable hole-engaging hook device
First Claim
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1. An adjustable hole-engaging hook device, comprising, in combination:
- (a) a body connectable to a pulling element;
(b) hook means mounted on the body and arrangeable in a hole provided in a vehicle frame member; and
(c) gripping means provided on the body for positively engaging the vehicle frame member provided with a hole in which the hook means is engageable as increasing force is applied to the body by a pulling element, the hook means including an adapter head rotatably mounted on the body and comprising a plurality of hooks of different sizes selected for engagement with holes of varying sizes provided on different vehicle frame members, the body including means for attachment to a pulling element, the means for attachment being spaced from the hook means, and the gripping means including a wedge-shaped tooth angled away from the hook means and toward the means for attachment, the body being pulled toward the means for attachment so as to set the tooth into an associated frame member.
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Abstract
An adjustable hole-engaging hook device has a body connectable to a pulling element, such as a chain, and a hook assembly mounted on the body and arrangeable in a hole as conventionally provided in a vehicle frame member for permitting a force to be exerted on the frame of the vehicle. A gripping arrangement is provided on the body of the device for positively engaging the vehicle frame member which is provided with a hole in which the hook assembly is removably engageable.
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Citations
10 Claims
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1. An adjustable hole-engaging hook device, comprising, in combination:
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(a) a body connectable to a pulling element; (b) hook means mounted on the body and arrangeable in a hole provided in a vehicle frame member; and (c) gripping means provided on the body for positively engaging the vehicle frame member provided with a hole in which the hook means is engageable as increasing force is applied to the body by a pulling element, the hook means including an adapter head rotatably mounted on the body and comprising a plurality of hooks of different sizes selected for engagement with holes of varying sizes provided on different vehicle frame members, the body including means for attachment to a pulling element, the means for attachment being spaced from the hook means, and the gripping means including a wedge-shaped tooth angled away from the hook means and toward the means for attachment, the body being pulled toward the means for attachment so as to set the tooth into an associated frame member.
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2. An adjustable hole-engaging hook device, comprising, in combination:
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(a) a body connectable to a pulling element; (b) hook means mounted on the body and arrangeable in a hole provided in a vehicle frame member; and (c) gripping means provided on the body for positively engaging the vehicle frame member provided with a hole in which the hook means is engageable as increasing force is applied to the body by a pulling element, the hook means including an adapter head rotatably mounted on the body and comprising a plurality of hooks of different sizes selected for engagement with holes of varying sizes provided on different vehicle frame members, the hook means further including detent means mounted on one of the body and the head for engaging the other of the body and the head and indexing the head with respect to the body, the other of the body and head being provided with a plurality of recesses arranged for sequentially placing the hooks into a position for cooperating with the gripping means. - View Dependent Claims (3, 4)
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5. An adjustable hole-engaging hook device, comprising, in combination:
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(a) a body connectable to a pulling element; (b) hook means mounted on the body and arrangeable in a hole provided in a vehicle frame member; and (c) gripping means provided on the body positively engaging the vehicle frame member provided with a hole in which the hoop means is engageable as increasing force is applied to the body by a pulling element, the hook means including an adapter head rotatably mounted on the body and comprising a plurality of hooks of different sizes selected for engagement with holes of varying sizes provided on different vehicle frame members, a longitudinally extending leaf spring retainer extending cantilever-fashion from the head, the retainer being insertable into a hole provided on a vehicle frame member before a selected one of the hooks provided on the head of the hook means for preventing the hook from falling out of the hole before the gripping means positively engages the associated frame member. - View Dependent Claims (6)
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7. An adjustable hole-engaging hook device, comprising, in combination:
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(a) a body connectable to a pulling element; (b) hook means mounted on the body and arrangeable in a hole provided in a vehicle frame member; and (c) gripping means provided on the body for positively engaging the vehicle frame member provided with a hole in which the hook means is engageable as increasing force is applied to the body by a pulling element, the hook means including an adapter head rotatably mounted on the body and comprising a plurality of hooks of different sizes selected for engagement with holes of varying sizes provided on different vehicle frame members, the body being provided with a through window and bore extending perpendicularly from the window and through the body, the hook means further including a bolt comprising a cap and a shank provided with external screw threads along at least a portion thereof, the shank being removably received in the bore, and a nut having internal screw threads threadingly engaging the screw threads of the shank for retaining the bolt in the bore, one of the nut and cap of the bolt being arranged in the window, the head being provided with a through opening, said shank being removably and rotatably received in the through opening provided in the head as well as in the bore provided in the body for rotatably mounting the head on the body. - View Dependent Claims (8, 9, 10)
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Specification