# US 11,310,919 B2 · Method for producing a connection contact

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- Number: US 11,310,919 B2
- Document ID: US11310919B2
- Status: Granted
- Kind: B2
- Application number: 17/052,217
- Filed: 2019-04-30
- Published: 2021-12-30
- Granted: 2022-04-19
- Earliest claimed: 2018-05-04
- Assignees: KNORR-BREMSE Systeme fuer Nutzfahrzeuge GmbH
- Applicants: Knorr-Bremse Systeme Fuer Nutzfahrzeuge GmbH
- Inventors: Karin Pohley; Markus Deeg; Julian Soehnlein; Andreas Eisenberger; Maximilian Wenner; Georg Wagner; Mikail Sinemli
- Web page: https://patentgrep.com/patent/US11310919B2

## CPC

- H05K 3/306: with lead-in-hole components (H05K3/32 takes precedence)
- H05K 3/3447: Lead-in-hole components
- H01R 12/58: terminals for insertion into holes
- H01R 43/0256: {for soldering or welding connectors to a printed circuit board}
- H01R 43/205: {with a panel or printed circuit board}
- H05K 1/115: {Via connections; Lands around holes or via connections (H05K1/112 takes precedence)}
- H05K 3/4046: {using auxiliary conductive elements, e.g. metallic spheres, eyelets, pieces of wire}
- H05K 3/325: by abutting or pinching; Mechanical auxiliary parts therefor
- H05K 3/3415: {on both sides of the substrate or combined with lead-in-hole components}
- H05K 2201/10189: Non-printed connector
- H05K 2201/10257: Hollow pieces of metal, e.g. used in connection between component and PCB
- H05K 2201/10295: Metallic connector elements partly mounted in a hole of the PCB
- H05K 2201/10393: Clamping a component by an element or a set of elements
- H05K 2201/1059: Connections made by press-fit insertion
- H05K 2201/10962: Component not directly connected to the PCB
- H05K: PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H01R: ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS

## Abstract

A method for producing a connection contact for a sensor or an actuator of a vehicle, the method including: providing a printed circuit board having at least one electronic component arranged thereon and having an opening; inserting a contact bushing into the opening; and combined soldering the at least one component to the printed circuit board and the contact bushing to the printed circuit board in one task. Also described are a related circuit board and a vehicle control unit.

## Claims

### Claim 1

A method for producing a connection contact for a sensor or an actuator of a vehicle, the method comprising:
providing a printed circuit board having at least one electronic component arranged thereon and having an opening;
inserting a contact bushing into the opening; and
combined soldering the at least one component to the printed circuit board and the contact bushing to the printed circuit board in one task.

### Claim 2 (depends on 1)

The method of claim 1, wherein the combined soldering process is a reflow soldering process.

### Claim 3 (depends on 1)

The method of claim 1, wherein the sensor or the actuator can be electrically contacted by a contact pin, and wherein the inserting of the contact bushing is performed by a placement machine and the inserted contact bushing has a locking device for the contact pin.

### Claim 4 (depends on 3)

The method of claim 3, wherein the locking device is configured in the inserted contact bushing to hold the contact pin by press-in technology.

### Claim 5 (depends on 3)

The method of claim 3, wherein the contact bushing is inserted by a placement machine so that the placement machine grips the contact bushing by a vacuum and inserts it into the opening.

### Claim 6 (depends on 5)

The method of claim 5, wherein the contact bushing has a through-going opening having a temporary covering, which is embodied from paper, so that the contact bushing is grippable by a vacuum, and wherein the temporary covering is removed after the combined soldering process has been performed.

### Claim 7 (depends on 1)

The method of claim 1, wherein the printed circuit board has on both sides a soldering arrangement at the opening.

### Claim 8

A circuit board having a connection contact for a sensor or for an actuator in a vehicle, comprising:
a contact bushing having a through-going opening to receive a contact pin that contacts the sensor or the actuator of the vehicle and to provide an electrical contact; and
a reflow solder connection between the contact bushing and a metallization of the printed circuit board and further reflow solder connections between one or more components and the printed circuit board.

### Claim 9 (depends on 8)

The circuit board of claim 8, wherein the contact bushing has a through-going opening having a temporary covering, which is embodied from a paper material, wherein the temporary covering is configured so that the contact bushing is grippable by a placement machine by a vacuum.

### Claim 10

A vehicle control unit, comprising:
a printed circuit board having a connection contact for a sensor or for an actuator in a vehicle, including:
a contact bushing having a through-going opening to receive a contact pin that contacts the sensor or the actuator of the vehicle and to provide an electrical contact; and
a reflow solder connection between the contact bushing and a metallization of the printed circuit board and further reflow solder connections between one or more components and the printed circuit board;
a sensor or an actuator; and
at least one contact pin that provides an electrical connection between the printed circuit board and the sensor or the actuator.
