Probe head, probe assembly and spring probe structure including the same
US12429499B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Sep 6, 2023 |
| Grant date | Sep 30, 2025 |
| Priority date | — |
| Expiry date | Mar 28, 2044 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01R3/00
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Provided are a probe head, a probe assembly and a spring probe including the same. The probe head comprises a contact portion and first, second and third body portions stacked in sequence; the contact portion has a size decreasing in a direction away from the first body portion, the contact portion is for contacting an object to be tested; the first body portion has a radial size greater than the second and third body portions; the second body portion is surrounded by a second concave wall and a second boundary wall; the third body portion has a radial size not greater than the second boundary wall and larger than a smallest radial size of the second concave wall; the probe assembly includes the probe head and a pipe having a portion protruding into the second concave wall, thereby achieving easy assembly and good firmness of the pipe and the probe head.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.