US 6,644,090 B2Granted

Safety tool for supporting and holding at least one interchangeable utensil, particularly on a press-bending machine

OwnerLuciano Gaspariniinventor

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Abstract

Safety tool for supporting and holding an interchangeable utensil, which includes a holding clip, hinged to the utensil support body joined to the beam, the said clip being pushed on one side, while on the other side there are teeth facing the utensil support body, and of which a tooth is used for holding a safety hook and a lower tooth presses against the outer side of a spring for lifting the hook. The safety hook, being positioned between the holding clip and the utensil support body, has a seat on one side, along which the said first tooth of the holding clip is inserted, while on the other side, there is a hooking terminal with a leading plane, that is inserted inside a groove, preferably of the type for utensils with a standard shank.

Claims21

Dependent claims

A safety tool for supporting and holding at least one interchangeable punch having a shank with a first groove to an upper beam of a press-bending machine, comprising:

a first clamping device adapted to be joined to the beam, the clamping device having a support body, a holding clip, joined to the support body, and a safety hook joined to the holding clip, the safety hook having at one end a hooking tooth for engaging the groove of the shank of the punch, wherein the holding clip has a plurality of holding clip teeth adjacent the support body for engaging the safety hook, and wherein a first one of the holding clip teeth, when engaging the safety hook, supports the safety hook and wherein a second one of the holding clip teeth, when engaging the safety hook, exerts a force on the safety hook, such that the safety hook is pressed against the shank.

Dependencies are inferred from the claim text.