FR855973A - Apparatus for measuring the illumination intensity of motor vehicle lamps and for determining their exact position - Google Patents

Apparatus for measuring the illumination intensity of motor vehicle lamps and for determining their exact position

Info

Publication number: FR855973A
Authority: FR; France
Prior art keywords: measuring; determining; motor vehicle; illumination intensity; exact position
Prior art date: 1938-06-09
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired

Application number

Other languages

Inventor

Hendrik Gerard Joseph Van Neer

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1938-06-09

Filing date

1939-06-09

Publication date

1940-05-24

1939-06-09 Application filed filed Critical

1940-05-24 Application granted granted Critical

1940-05-24 Publication of FR855973A publication Critical patent/FR855973A/en

Status Expired legal-status Critical Current

Classifications

- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
- G01M11/02—Testing optical properties
- G01M11/06—Testing the alignment of vehicle headlight devices
- G01M11/061—Details of the mechanical construction of the light measuring system

Landscapes

Chemical & Material Sciences (AREA)
Analytical Chemistry (AREA)
Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Automobile Manufacture Line, Endless Track Vehicle, Trailer (AREA)

FR855973D 1938-06-09 1939-06-09 Apparatus for measuring the illumination intensity of motor vehicle lamps and for determining their exact position Expired FR855973A (en)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
BE428507T		1938-06-09
NL88452A NL48895C (en)	1938-06-09	1938-06-20
GB19456/38A GB515773A (en)	1938-06-09	1938-06-30	A device for testing the lamps used on motor vehicles and for accurately determiningthe position thereof

Publications (1)

Publication Number	Publication Date
FR855973A true FR855973A (en)	1940-05-24

Family

ID=10129661

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR855973D Expired FR855973A (en)	1938-06-09	1939-06-09	Apparatus for measuring the illumination intensity of motor vehicle lamps and for determining their exact position

Country Status (4)

Country	Link
BE (1)	BE428507A (en)
FR (1)	FR855973A (en)
GB (1)	GB515773A (en)
NL (1)	NL48895C (en)

1938
- 1938-06-09 BE BE428507D patent/BE428507A/xx unknown
- 1938-06-20 NL NL88452A patent/NL48895C/xx active
- 1938-06-30 GB GB19456/38A patent/GB515773A/en not_active Expired
1939
- 1939-06-09 FR FR855973D patent/FR855973A/en not_active Expired

Also Published As

Publication number	Publication date
GB515773A (en)	1939-12-13
NL48895C (en)	1940-02-15
BE428507A (en)	1938-07-30

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