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Assignee: PTC


Location: FR
No. of patents: 2

NumberTitleIssue Date
6345546Device for the automatic control of the vibration frequency and/or amplitudes of a variable-moment vibrator
The device embodying the invention applies to a variable-moment vibrator comprising at least two trains of eccentrics driven in rotation by a variable-speed motorization, the variation of the vibratory moment being obtained by a phase shifter which genera...
02/12/2002
6302222Device for the transmission and distribution of the vibration and stress exerted on objects by a vibrator to drive them into the ground
A device for transmitting and distributing vibration and stress exerted by a vibrator on objects to be driven into the ground includes a supporting plate of repartition of vibrations bolted on a sole plate of the vibrator having dimensions lower to that o...
10/16/2001
 
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