# US 2018/0323529 A1 · Spring-loaded contact pin > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2018/0323529 A1 - Document ID: US20180323529A1 - Status: Published application - Kind: A1 - Application number: 15/773,231 - Filed: 2016-03-08 - Published: 2018-11-08 - Earliest claimed: 2016-03-08 - Assignees: Rosenberger Hochfrequenztechnik GmbH & Co. KG - Applicants: Rosenberger Hochfrequenztechnik GmbH & Co. KG - Inventors: Andreas GRUBER - Web page: https://patentgrep.com/patent/US20180323529A1 ## CPC - H01R 13/2421: {using coil springs} - H01R 13/245: {by stamped-out resilient contact arm} - H01R 12/57: surface mounting terminals - H01R 13/2478: {spherical} - H01R 2201/20: for testing or measuring purposes - H01R: ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS ## Abstract Spring-loaded contact pin having a sleeve (101); a spring arranged in the sleeve (101); a piston which is arranged at least partially in the sleeve (101); and a contact element which is arranged at least partially in the sleeve (101) and which is configured so as to contact the sleeve (101) and the piston (107). ## Claims ### Claim at position 1 -11. (canceled) ### Claim 12 A spring-loaded contact pin assembly, comprising: a sleeve; a spring situated in said sleeve; a piston situated at least partially in said sleeve; and a contact element situated at least partially in said sleeve, wherein said contact element contacts at least one of said sleeve and said piston, said contact element comprises a base portion and a plurality of elongate resilient contacts that protrude from said base portion, and at least a portion of said spring is situated radially inward of said plurality of elongate resilient contacts. ### Claim 13 (depends on 12) The assembly of claim 12, wherein: said contact element comprises an opening that extends through said base portion. ### Claim 14 (depends on 13) The assembly of claim 13, comprising: a peg-shaped fastening element that extends through said opening into a central region of said spring. ### Claim 15 (depends on 12) The assembly of claim 12, wherein: each of said plurality of elongate resilient contacts protrudes from said base portion in a direction generally perpendicular to a major surface of said base portion. ### Claim 16 (depends on 12) The assembly of claim 12, wherein: said contact element comprises a latch that latches to said sleeve. ### Claim 17 (depends on 12) The assembly of claim 12, wherein: at least one of said plurality of elongate resilient contacts has a first end joined to said base portion and a second end that contacts said piston. ### Claim 18 (depends on 12) The assembly of claim 12, wherein: said spring is situated relative to said plurality of elongate resilient contacts such that an imaginary plane perpendicular to a longitudinal axis of said spring intersects said spring and at least one of said plurality of elongate resilient contacts. ### Claim 19 (depends on 12) The assembly of claim 12, wherein: said spring is situated relative to said plurality of elongate resilient contacts such that an imaginary plane perpendicular to a longitudinal axis of said spring intersects said spring and each of said plurality of elongate resilient contacts. ### Claim 20 (depends on 12) The assembly of claim 12, wherein: at least a portion of said spring is situated in a hollow in said piston ### Claim 21 A spring-loaded contact pin assembly, comprising: a sleeve; a spring situated in said sleeve; a piston situated at least partially in said sleeve; and a contact element situated at least partially in said sleeve, wherein said contact element contacts at least one of said sleeve and said piston, said contact element comprises a base portion and a plurality of elongate resilient contacts that protrude from said base portion, a longitudinal axis of said spring is generally perpendicular to a major surface of said base portion, and at least a portion of said spring is situated in a hollow in said piston. ### Claim 22 (depends on 21) The assembly of claim 21, wherein: said contact element comprises an opening that extends through said base portion. ### Claim 23 (depends on 21) The assembly of claim 21, wherein: each of said plurality of elongate resilient contacts protrudes from said base portion in a direction generally perpendicular to a major surface of said base portion. ### Claim 24 (depends on 21) The assembly of claim 21, wherein: said contact element comprises a latch that latches to said sleeve. ### Claim 25 (depends on 21) The assembly of claim 21, wherein: at least one of said plurality of elongate resilient contacts has a first end joined to said base portion and a second end that contacts said piston. ### Claim 26 (depends on 21) The assembly of claim 21, wherein: said spring is situated relative to said plurality of elongate resilient contacts such that an imaginary plane perpendicular to a longitudinal axis of said spring intersects said spring and at least one of said plurality of elongate resilient contacts. ### Claim 27 (depends on 21) The assembly of claim 21, wherein: said spring is situated relative to said plurality of elongate resilient contacts such that an imaginary plane perpendicular to a longitudinal axis of said spring intersects said spring and each of said plurality of elongate resilient contacts. ### Claim 28 A spring-loaded contact pin assembly, comprising: a sleeve; a spring situated in said sleeve; a piston situated at least partially in said sleeve; an insulating element, situated in said sleeve, that insulates said piston from said spring; and a contact element situated at least partially in said sleeve, said contact element contacting at least one of said sleeve and said piston, and said contact element comprising a base portion and a plurality of elongate resilient contacts that protrude from said base portion. ### Claim 29 (depends on 28) The assembly of claim 28, wherein: said contact element comprises an opening that extends through said base portion. ### Claim 30 (depends on 28) The assembly of claim 28, wherein: said insulating element comprises a hollow, at least a portion of said piston being situated in said hollow. ### Claim 31 (depends on 28) The assembly of claim 28, wherein: said piston comprises a thread at an end of said piston proximate to said spring.