IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0062109
(2008-04-03)
|
등록번호 |
US-8362861
(2013-01-29)
|
우선권정보 |
DE-20 2007 005 133 U (2007-04-04) |
발명자
/ 주소 |
- Martin, Andreas
- Muffler, David
- Bauerschmidt, Ingo
- Knies, Volker
|
출원인 / 주소 |
|
인용정보 |
피인용 횟수 :
1 인용 특허 :
7 |
초록
▼
Electromagnetic actuator having an armature unit which is axially guided in a housing and movable by passing current through a coil device and in particular against a return force of a return spring out of a first stop position defined by means for limiting the stroke, the means for limiting the str
Electromagnetic actuator having an armature unit which is axially guided in a housing and movable by passing current through a coil device and in particular against a return force of a return spring out of a first stop position defined by means for limiting the stroke, the means for limiting the stroke having a stop element which is mounted terminally in the housing and manufactured by a shaping, stamping, sintering and/or injection molding method, and which is designed to cooperate with a plunger unit which can be actuated outside the housing and is designed for mechanically moving the armature out of the first stop position.
대표청구항
▼
1. Electromagnetic actuator device having: an armature unit which is axially guided in a housing (10) and movable by passing current through a coil device and in particular against a return force of a return spring out of a first stop position defined by means for limiting the stroke, characterised
1. Electromagnetic actuator device having: an armature unit which is axially guided in a housing (10) and movable by passing current through a coil device and in particular against a return force of a return spring out of a first stop position defined by means for limiting the stroke, characterised in that: the means for limiting the stroke have a stop element (40; 56; 64; 66) which is made of a non-magnetic material and is mounted terminally in the housing and which is designed to cooperate with a plunger unit (16; 60; 68) which can be actuated outside the housing and is designed for mechanically moving the armature out of the first stop position;the plunger unit and/or the stop element is constructed as a deep-drawn part;the armature unit is designed to cooperate with a distance piece (108) located intermediate of the second stop position opposite a direction of the first stop position, the distance piece being constructed in one piece with a plunger section (106) on the engaging side of the armature unit; anda lubricant equalising channel is formed by the sleeve section and the cylindrical armature body, in particular by a central bore (104) in the armature body which is aligned with the sleeve section. 2. Device according to claim 1, characterised in that the stop element is made of a non-magnetic plastic material. 3. Device according to claim 1, characterised in that the stop element is designed to cooperate with a disc element (44; 58) in such a way that a seal (48; 50) acting against an inner wall of the housing and/or against the plunger unit is held between stop element and disc element, the seal being a separate element or integrally moulded on the stop element and/or disc element. 4. Device according to claim 3, characterised in that the disc element is sintered part. 5. Device according to claim 3, characterised in that the disc element is a stamped part. 6. Device according to claim 3, characterised in that the disc element is an injection-molded part. 7. Device according to claim 1, characterised in that the stop element protrudes terminally from the housing and there forms a threaded section (54) which is designed in particular to cooperate with a screw nut securing the housing to a point of application, in particular a sleeve nut (52). 8. Device according to claim 1, characterised in that the plunger section is elongate and designed terminally to cooperate with an actuating partner, in particular a valve, preferably hydraulic or pneumatic valve. 9. Device according to claim 1, characterised in that the plunger section is designed as a deep-drawn part, in particular made of a non-magnetic metal material, having a sleeve section and a planar collar section as a distance piece abutting at the face against a preferably cylindrical armature body of the armature unit. 10. Electromagnetic actuator device having: an armature unit which is axially guided in a housing (10) and movable by passing current through a coil device and in particular against a return force of a return spring out of a first stop position defined by means for limiting the stroke, characterised in that: the means for limiting the stroke have a stop element (40; 56; 64; 66) which is made of a non-magnetic material and is mounted terminally in the housing and which is designed to cooperate with a plunger unit (16; 60; 68) which can be actuated outside the housing and is designed for mechanically moving the armature out of the first stop position;the plunger unit and/or the stop element is constructed as a deep-drawn part; andan end section of the stop element (82) constructed as a deep-drawn part—which end section is directed towards the end of the housing—has a snap section (92) which acts against a support, in particular a projection and/or an annular groove of the housing. 11. Electromagnetic actuator device having: an armature unit which is axially guided in a housing (10) and movable by passing current through a coil device and in particular against a return force of a return spring out of a first stop position defined by means for limiting the stroke, characterised in that: the means for limiting the stroke have a stop element (40; 56; 64; 66) which is made of a non-magnetic material and is mounted terminally in the housing and which is designed to cooperate with a plunger unit (16; 60; 68) which can be actuated outside the housing and is designed for mechanically moving the armature out of the first stop position;the plunger unit and/or the stop element is constructed as a deep-drawn part; andthe stop element (84) designed as a deep-drawn part has, terminally, a connecting section (94) designed for non-releasable connection, in particular welding, to the end of the housing, preferably constructed like a collar. 12. Electromagnetic actuator device having: an armature unit which is axially guided in a housing (10) and movable by passing current through a coil device and in particular against a return force of a return spring out of a first stop position defined by means for limiting the stroke, characterised in that: the means for limiting the stroke have a stop element (40; 56; 64; 66) which is made of a non-magnetic material and is mounted terminally in the housing and which is designed to cooperate with a plunger unit (16; 60; 68) which can be actuated outside the housing and is designed for mechanically moving the armature out of the first stop position;the plunger unit and/or the stop element is constructed as a deep-drawn part; andthe stop element constructed as a deep-drawn part provides a receiving groove (86, 90), in particular an annular groove, for a seal, in particular a ring seal, acting against an inner wall of the housing and/or the plunger unit. 13. An electromagnetic actuator device comprising: a body (11) containing a coil device (13);an armature housing (10);an armature unit which is axially guided in the housing (10) and movable by passing current through a coil device;a plunger unit (16; 60; 68) which can be actuated from outside the housing and for mechanically moving the armature out of a first stop position;means for limiting a stroke of the armature unit comprising: a stop element (40; 56; 64; 66) which is made of a non-magnetic material and mounted in the housing and cooperates with the plunger;a disc element (44; 58); anda seal (48; 50), wherein: the stop element cooperates with the disc element (44; 58);the seal (48; 50) acts against an inner wall of the housing and/or against the plunger unit; andthe seal is unitarily moulded with the stop element and/or disc element by injection moulding. 14. The device of claim 13 wherein: the stop element non-magnetic material is a moulding. 15. Electromagnetic actuator device having: an armature unit which is axially guided in a housing (10) and movable by passing current through a coil device and in particular against a return force of a return spring out of a first stop position defined by means for limiting the stroke, characterised in that: the means for limiting the stroke have a stop element (40; 56; 64; 66) which is mounted terminally in the housing and manufactured by a shaping, stamping, sintering and/or injection moulding method, and which is designed to cooperate with a plunger unit (16; 60; 68) which can be actuated outside the housing and is designed for mechanically moving the armature out of the first stop position; andthe housing has an external thread (74) which is designed to cooperate with a yoke disc (72) acting as part of the magnetic circuit of the electromagnetic actuator, the yoke disc being designed for additionally fixing the housing (10) to a point of application. 16. Electromagnetic actuator device having an armature unit which is axially guided in a housing (10) and movable by passing current through a coil device and in particular against a return force of a return spring out of a first stop position defined by means for limiting the stroke, characterised in that: the means for limiting the stroke have a stop element (40; 56; 64; 66) which is made of a non-magnetic material and is mounted terminally in the housing and manufactured by a shaping, stamping, sintering and/or injection moulding method, and which is designed to cooperate with a plunger unit (16; 60; 68) which can be actuated outside the housing and is designed for mechanically moving the armature out of the first stop position;the armature unit is designed to cooperate with a distance piece (108) located intermediate of the second stop position opposite a direction of the first stop position, the distance piece being constructed in one piece with a plunger section (106) on the engaging side of the armature unit; anda lubricant equalising channel which is formed by the sleeve section and the cylindrical armature body, in particular by a central bore (104) in the armature body is aligned with the sleeve section.
※ AI-Helper는 부적절한 답변을 할 수 있습니다.