Patent · US Active

Gravity-based light pressure calibrating device and corresponding method

US10378990B2 · kind B2 · utility

0Cited by

8References

8Claims

0Family size

Assignee

Northwestern Polytechnical University · CN

Inventors

Aiming Shi · Tuji, CN
Li Jiang · Nanhu, CN

Key dates

Filing date	Dec 15, 2016
Grant date	Aug 13, 2019
Priority date	—
Expiry date	Jan 11, 2038

Classification

Technology area (CPC G)Physics
CPC primaryG01V7/00
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

A gravity-based light pressure calibrating device includes a vacuum chamber, a calibration platform, and laser emitters and laser beam expanders, laser beam expanders changing a point light source to an area light source.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.