Bond test apparatus and bond test cartridge with integrated illumination system
US10481056B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jan 26, 2018 |
| Grant date | Nov 19, 2019 |
| Priority date | — |
| Expiry date | Jan 26, 2038 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B21/0016
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A bond test apparatus, and a cartridge and a light guide for the bond test apparatus are disclosed. The bond test apparatus includes a stage for supporting a bond for testing, a test tool having a test tool tip, a drive mechanism for providing relative movement between the stage and the test tool during the bond test, one or more light sources fixed relative to the test tool, a light guide for directing light to the test tool tip. The cartridge includes a test tool having a test tool tip to contact the bond during a bond test, one or more light sources fixed to the test tool, and a light guide for directing light s to the test tool tip. The light guide includes a tubular body to fit around a test tool, and to direct light, using total internal reflection, from a proximal end of the light guide to a distal end of the light guide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.