Progressive rate case cushion
AssigneeIllinois Tool Works Inc.
InventorsRobert C. Beesley, J. Mark Nunn, Benjamin G. Abrams, II
Life of this patent
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Abstract
A drop packing apparatus for accepting one or more articles into a case, the drop packaging apparatus including a case pad for accommodating the case and a progressive rate linkage connected with respect to the case pad. A shock absorber is connected with respect to the progressive rate linkage. A conveyor 90 or similar device is connected with respect to the drop packing apparatus to provide a stream of articles to the case.
Claims13
A drop packing apparatus for accepting one or more articles into a case, the drop packaging apparatus comprising:
- a case pad for accommodating the case;
- a case pad column connected with respect to the case pad;
- a progressive rate linkage connected with respect to the case pad;
- a shock absorber connected with respect to the progressive rate linkage;
- a four bar linkage connected between the case pad and the progressive rate linkage, wherein the four bar linkage comprises four bars configured into a loop by four joints;
- wherein the case pad column is operatively connected to a first side of the four bar linkage;
- and
- wherein the progressive rate linkage is operatively connected to a second side of the four bar linkage, spaced apart from the second side of the four bar linkage, wherein the second side of the four bar linkage is opposite the first side of the four bar linkage.
A drop packing apparatus for accepting one or more articles into a case, the drop packaging apparatus comprising:
- a case pad for accommodating the case;
- a four bar linkage connected with respect to the case pad, wherein the four bar linkage comprises four bars configured into a loop by four joints;
- a progressive rate linkage connected with respect to, and spaced apart from, the four bar linkage;
- a flexible bushing connected between the four bar linkage and the progressive rate linkage;
- and
- a shock absorber connected with respect to the progressive rate linkage, wherein the shock absorber is arranged in parallel with the four bar linkage.
Dependencies are inferred from the claim text.