Springless compressor valve
View Patent ↗A fluid-handling system that, in some embodiments, includes a poppet having a body, a magnet, and a mounting member configured to secure the magnet to the body is disclosed. Additionally, a method of forming a valve is disclosed. In some embodiments, the method includes providing a poppet body for a valve, providing a magnet, and providing a mounting member configured to attach the magnet to the poppet body
1. A fluid-handling system, comprising:
a poppet comprising:
a body, comprising a head having a sealing surface configured to seal against a seating surface, and a leg extending from a downstream side of the head;
a magnet; and
a mounting member configured to secure the magnet to the body;
wherein the leg has a generally tubular shape that defines an interior volume in which both the magnet and the mounting member are disposed.
2. The system of claim 1 , wherein the sealing surface defines a generally frusto-conical volume.
3. The system of claim 1 , wherein the mounting member comprises an elastically deformable member configured to secure the magnet to the body.
4. The system of claim 1 , wherein the mounting member comprises threads configured to secure the mounting member to the body.
5. The system of claim 1 , wherein the mounting member comprises a plastically-deformable member configured to secure the magnet to the mounting member.
6. The system of claim 1 , comprising an adhesive disposed between the magnet and the mounting member.
7. The system of claim 1 , wherein:
the body is a one-piece body made of a material that includes plastic, wherein the leg is a tubular leg, and wherein both the head and the tubular leg are rotationally symmetric about the same axis;
the mounting member includes metal and comprises:
a plurality of plastically deformable members extending from an upstream side of the mounting member;
a generally circular-tubular sidewall with exterior threads configured to secure the mounting member to complementary threads disposed inside a tubular portion of the head; and
a downstream restraint having a tool interface configured to receive torque from a tool; and
the magnet is disposed within the circular-tubular sidewall of the mounting member, between the plurality of plastically deformable members and the downstream restraint.
8. The system of claim 1 , comprising:
a seat having an intake passage with a seating surface, wherein the seat is disposed upstream from poppet;
a shoe disposed downstream from the poppet and having a repelling magnet;
a guard having a shoe receptacle in which the shoe is disposed and an outlet passage.
9. The system of claim 8 , wherein the shoe comprises a shock absorber.
10. The system of claim 8 , wherein the shoe, the repelling magnet, and the guard have a fluid-drainage aperture.
11. The system of claim 8 , comprising a compressor having a compression cylinder in fluid communication with the intake passage and a driver coupled to a piston disposed within the compression cylinder.
12. A valve, comprising:
a poppet comprising:
a magnet, wherein a downstream side of the magnet is substantially wider than an upstream side of the magnet; and
a body disposed about the magnet, wherein the body includes a head and a leg that defines a distal surface that is downstream from the magnet.
13. The valve of claim 12 , wherein the leg defines a generally frusto-conical, interior volume.
14. The valve of claim 12 , comprising a shelf disposed adjacent a downstream side of the magnet.
15. The valve of claim 14 , wherein the shelf includes a fillet on a downstream side of the shelf, where the shelf meets the leg.
16. The valve of claim 12 , comprising a plurality of poppet receptacles and a plurality of poppets, wherein the plurality of poppets are configured to translate within a respective poppet receptacle.
17. A method of forming a valve, the method comprising:
providing a poppet body for a valve;
providing a magnet;
providing a mounting member configured to attach the magnet to the poppet body; and
providing a shelf adjacent a downstream side of the magnet.
18. The method of claim 17 , wherein providing the poppet body comprises injection molding the poppet body.
19. The method of claim 17 , comprising:
inserting the magnet into the mounting member; and
after inserting the magnet, attaching the mounting member to the poppet body.
20. The method of claim 19 , wherein attaching the mounting member to the poppet body comprises engaging threads on the poppet body with complementary threads on the mounting member.
21. An apparatus, comprising:
a compressor; and
a valve disposed between a fluid inlet and a fluid outlet of the compressor, wherein the valve comprises:
a valve member, comprising a poppet;
a mounting member coupled to the valve member; and
a magnet coupled to the valve member by the mounting member;
wherein the poppet comprises a leg, and wherein the mounting member is disposed between the magnet and the leg.
22. The apparatus of claim 21 , wherein the compressor comprises a piston.
23. A fluid-handling system, comprising:
a poppet comprising:
a body;
a magnet;
a mounting member configured to secure the magnet to the body; and
an adhesive disposed between the magnet and the mounting member.
24. The system of claim 23 , wherein:
the body is a one-piece body made of a material that includes plastic, and wherein the body includes both a head with a sealing surface and a tubular leg extending from the downstream side of the head, wherein both the head and the tubular leg are rotationally symmetric about the same axis;
the mounting member includes metal and comprises:
a plurality of plastically deformable members extending from an upstream side of the mounting member;
a generally circular-tubular sidewall with exterior threads configured to secure the mounting member to complementary threads disposed inside a tubular portion of the head; and
a downstream restraint having a tool interface configured to receive torque from a tool; and
the magnet is disposed within the circular-tubular sidewall of the mounting member, between the plurality of plastically deformable members and the downstream restraint.
25. The system of claim 23 , comprising:
a seat having an intake passage with a seating surface, wherein the seat is disposed upstream from poppet;
a shoe disposed downstream from the poppet and having a repelling magnet; and
a guard having a shoe receptacle in which the shoe is disposed and an outlet passage.
26. A fluid-handling system, comprising:
a poppet comprising:
a one-piece body made of a material that includes plastic, and wherein the body includes both a head with a sealing surface and a tubular leg extending from a downstream side of the head, wherein both the head and the tubular leg are rotationally symmetric about the same axis;
a magnet; and
a mounting member configured to secure the magnet to the body, wherein the mounting member includes metal and comprises:
a plurality of plastically deformable members extending from an upstream side of the mounting member;
a generally circular-tubular sidewall with exterior threads configured to secure the mounting member to complementary threads disposed inside a tubular portion of the head; and
a downstream restraint having a tool interface configured to receive torque from a tool; and
wherein the magnet is disposed within the circular-tubular sidewall of the mounting member, between the plurality of plastically deformable members and the downstream restraint.
27. The system of claim 26 , comprising:
a seat having an intake passage with a seating surface, wherein the seat is disposed upstream from poppet;
a shoe disposed downstream from the poppet and having a repelling magnet; and
a guard having a shoe receptacle in which the shoe is disposed and an outlet passage.
28. The system of claim 27 , comprising an adhesive disposed between the magnet and the mounting member.
29. A fluid-handling system, comprising:
a poppet comprising:
a body;
a magnet; and
a mounting member configured to secure the magnet to the body;
a seat having an intake passage with a seating surface, wherein the seat is disposed upstream from poppet;
a shoe disposed downstream from the poppet and having a repelling magnet; and
a guard having a shoe receptacle in which the shoe is disposed and an outlet passage.
30. A valve, comprising:
a poppet comprising:
a magnet;
a body disposed about the magnet, wherein the body includes a head and a leg that defines a distal surface that is downstream from the magnet; and
a shelf disposed adjacent a downstream side of the magnet.