Shield for engraving machines
AssigneeExcelsior Process and Engraving, Inc.
InventorsNeville D. Toye, Alfred G. Denault
Life of this patent
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AssigneeExcelsior Process and Engraving, Inc.
InventorsNeville D. Toye, Alfred G. Denault
Estimating the term…
A shield for an engraving machine or the like is disclosed that prevents the machine operator from placing his or her fingers in the work area of the machine while the ram of the machine is traveling toward the work area. The shield includes a faceplate that is attached to a slide and slide holder configuration. The slide holder is attached to the machine, while the slide is adapted to travel with the slide holder. A plunger holder is affixed to the ram, while a plunger is spring loaded to travel within the plunger holder. As the ram travels upward away from the work area, a protrusion on the plunger interacts with the slide to force the slide and faceplate in an upward direction as well, thereby clearing the work area and allowing access thereto by the machine operator. The faceplate moves upward in unison with the ram until the plunger interfaces with the slide holder, at which time the plunger disengages from the slide. The faceplate then is lowered by gravity and by a spring covering a piston back down to cover the work area in preparation for the next descent of the ram.
Safety apparatus for an engraving machine, the machine having a vertically reciprocating ram and stationary bed and frame portions, the ram interfacing with the bed at the vertically lowermost position of the ram in a work area of the engraving machine, such interfacing of the ram with the bed being operable to effectuate the engraving of a desired work product placed in the work area by the machine operator, the safety apparatus comprising:
A safety shield for a power machine having a reciprocating ram operable to travel between a work area of the machine and a position away from the work area of the machine, the safety shield comprising:
Dependencies are inferred from the claim text.