Device for inspecting waterproofness
US11585720B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Oct 8, 2018 |
| Grant date | Feb 21, 2023 |
| Priority date | — |
| Expiry date | May 14, 2039 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB25B11/02
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A device for inspecting waterproofness of an object includes a lower jig and an upper jig configured to support the object to be inspected, inspection modules configured to contact an outer surface of the object, and an air compressor configured to supply air to the inspection modules. Each of the inspection modules includes a jig that is configured to contact the outer surface of the object and defines a chamber configured to communicate air, a valve defining a passage in communication with the chamber, an air supply line connecting the valve to the air compressor and configured to guide air to the passage, and a pressure sensor connected to the valve and configured to detect an air pressure in the passage.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.