Patent ID: 7338277

Claim:
A stamping device for imprinting identification data in plastic products, comprising: a stationary support frame having columnar guides and a longitudinal axis, said guides being parallel to said longitudinal axis; a first stamp having a first housing element stationarily mounted on said frame and having a first piston rod movable in a first direction along said longitudinal axis relative to said frame; a stamping plate with replaceable identification units coupled to said first piston rod with at least one of the plastic products and said stamping plate being heated, said stamping plate being movably mounted on said guides for guided movement along said longitudinal axis relative to said guides; a support stamp having a support housing element stationarily mounted on said frame and having a support piston rod movable in a second direction along said longitudinal axis relative to said frame, said second direction being opposite to said first direction, movement of said support piston rod being one of simultaneous with and desynchronized relative to movement of said first piston rod; and a support plate coupled to said support piston rod and being movably mounted on said guides for guided movement along said longitudinal axis relative to said guides, said stamping plate and said support plate being adjacent to and facing one another; whereby, said stamping plate and said support plate are movable between open positions for delivering and removing the plastic products and closed positions to effect stamping of the plastic products.