Control piston of hydraulic control valve, is produced by non-cutting work process such as deep-drawing process along with central channel
The control piston (1) has central channel (4) with openings (7) formed in the region of the head (6) of the control piston main structure. The control rings (2,3) are provided on the circumference of the control piston. The control piston including a channel is produced by a non-cutting work proces...
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| Format: | Patent |
| Sprache: | eng ; ger |
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| Zusammenfassung: | The control piston (1) has central channel (4) with openings (7) formed in the region of the head (6) of the control piston main structure. The control rings (2,3) are provided on the circumference of the control piston. The control piston including a channel is produced by a non-cutting work process such as deep-drawing process. An independent claim is included for method for manufacturing control piston.
Steuerkolben (1) eines vorzugsweise hydraulischen Steuerventils mit einem zentralen Kanal (4), mit Öffnungen (7) im Bereich des Kopfes (6) des Steuerkolbens (1), die bis zum Kanal (4) reichen, und mit Steuerringen (2, 3) am Umfang des Steuerkolbens (1), wobei der Steuerkolben (1) einschließlich Kanal (4) mittels eines spanlosen Arbeitsprozesses hergestellt ist. |
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