Trigger mechanism for high speed hammer - has control valve set-shifting by double acting solenoid element operated by two spring-connected arms

The high speed hammer trigger mechanism has a sealed housing (1) with openings (2,3,4) which communicate with the working chamber (16) of the hammer, with the enclosed hollow space (21) of the working chamber (16), as well as with the atmosphere. The hollow space (21) of the working chamber (16) is...

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Bibliographische Detailangaben
1. Verfasser: GENNADY MIKHAILOVICH DENISENKO, IGOR VASILIEVICH FOMICHEV, BORIS ALEXEEVICH KIRPICHEV ET GRIGORY NIKOLAEVICH ANISIMOV
Format: Patent
Sprache:eng ; fre
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Zusammenfassung:The high speed hammer trigger mechanism has a sealed housing (1) with openings (2,3,4) which communicate with the working chamber (16) of the hammer, with the enclosed hollow space (21) of the working chamber (16), as well as with the atmosphere. The hollow space (21) of the working chamber (16) is enclosed by the front surface of the rod (18) of the ram (19) and by part of the wall of the working chamber (16), when the ram (16) is in its upper terminal position. In housing (1) are two valves (5,6) connected with a mechanical shifting device consisting of a double action solenoid unit (7) fitted with two plugs (8) operating two swivelling arms (10,11) connected at their upper ends by spring (13). The reciprocating movement of the solenoid and consequently of the two plugs (8) operates alternatively swivelling arm (10) or (11), which in turn, acts on valve (5) or (6). L'INVENTION CONCERNE LE TRAVAIL DES METAUX PAR DEFORMATION.LE DISPOSITIF DE DISTRIBUTION FAISANT L'OBJET DE L'INVENTION EST CARACTERISE EN CE QUE LE VERIN DE COMMANDE 7 COMPORTE UNE TIGE A DOUBLE EFFET 8 ET QUE LE MECANISME DE DEPLACEMENT DES SOUPAPES 5 ET 6 COMPORTE DEUX LEVIERS 10 ET 11 MONTES RESPECTIVEMENT DE PART ET D'AUTRE DU VERIN DE COMMANDE 7 ET COOPERANT A TOUR DE ROLE AVEC LA TIGE 8 DU VERIN DE COMMANDE 7, L'UNE DES EXTREMITES DE CHACUN DESDITS LEVIERS ETANT ARTICULEE AU CORPS 1 DU DISPOSITIF TANDIS QUE LEURS AUTRES EXTREMITES SONT RELIEES ENTRE ELLES PAR UN ELEMENT ELASTIQUE 13, LESDITES SOUPAPES ETANT ALIGNEES SUIVANT UN MEME AXE PARALLELE A LA TIGE 8 DU VERIN DE COMMANDE DE MANIERE QUE LA ROTATION DE CHACUN DESDITS LEVIERS PROVOQUE LE DEPLACEMENT DE LA SOUPAPE CORRESPONDANTE.L'INVENTION PERMET D'EQUIPER LES MARTEAUX RAPIDES D'UN MECANISME DE DEPLACEMENT DES SOUPAPES PERMETTANT D'EVITER LES CHOCS DES SOUPAPES LORS DE LEUR DEPLACEMENT DANS LEUR AUTRE POSITION ET D'ELEVER AINSI LA LONGEVITE ET LA FIABILITE DU DISPOSITIF DE DISTRIBUTION.