Press with even punch movement - has hydraulic rams below connected to others above punch and diametrally opposite
DE2922766A1
Punch press assembly for shaping workpiece - includes punch action damper between head plate and pressure pad
DE2902768A1
High speed punching press - has motor-driven reciprocating pressure medium pump synchronously operating ram-carrying hydraulic piston
DE2833626A1
Combined forming and stamping press - uses form section to support workpiece for punching hole
DE2831930A1
Linear angular machine tool drive - has driven and driving pistons, in inclined housing bores filled with flowing medium
DE2828315A1
Press table support - has hydraulic cylinder assembly acting against force of press ram
DE2750826A1
Stepping drive for feeding sheet or strip to press - is achieved by oscillating brake blocks gripping brake discs
DE2728964A1
Sheet metal perforating press with hydraulically driven tool - has increased pressure acting against ram before or at moment of tool to workpiece impact
DE2729047A1
Impact damper for stamping presses - has elastically compressible stack of non-metallic thin plates on tool bottom section
DE2559282A1
Press with reduced impact noise - has chamber filled with noncompressible fluid between tool and ram
DE2559150A1
Large surface area press - has control hydraulic cylinder assemblies between ram and tool holder
DE2355520A1
Cutting and forming press shock absorber - has piston and cylinder damping system to reduce press frame loading
DE2332899A1
Making grooves or projections in sheet metal - using rows of hydraulic clamping plungers for precise dimensional control
