DE3523005A1 - Flachtaschenlampe mit einem hohlspiegelreflektor und nebeneinander angeordneten zellen zur stromversorgung - Google Patents

Flachtaschenlampe mit einem hohlspiegelreflektor und nebeneinander angeordneten zellen zur stromversorgung

Info

Publication number
DE3523005A1
DE3523005A1 DE19853523005 DE3523005A DE3523005A1 DE 3523005 A1 DE3523005 A1 DE 3523005A1 DE 19853523005 DE19853523005 DE 19853523005 DE 3523005 A DE3523005 A DE 3523005A DE 3523005 A1 DE3523005 A1 DE 3523005A1
Authority
DE
Germany
Prior art keywords
reflector
concave mirror
section
flat
axis
Prior art date
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.)
Granted
Application number
DE19853523005
Other languages
German (de)
English (en)
Other versions
DE3523005C2 (enExample
Inventor
Knut Otto Sassmannshausen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to DE19853523005 priority Critical patent/DE3523005A1/de
Priority to GB8629909A priority patent/GB2198830B/en
Publication of DE3523005A1 publication Critical patent/DE3523005A1/de
Application granted granted Critical
Publication of DE3523005C2 publication Critical patent/DE3523005C2/de
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/04—Optical design
    • F21V7/09—Optical design with a combination of different curvatures

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
DE19853523005 1985-06-27 1985-06-27 Flachtaschenlampe mit einem hohlspiegelreflektor und nebeneinander angeordneten zellen zur stromversorgung Granted DE3523005A1 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE19853523005 DE3523005A1 (de) 1985-06-27 1985-06-27 Flachtaschenlampe mit einem hohlspiegelreflektor und nebeneinander angeordneten zellen zur stromversorgung
GB8629909A GB2198830B (en) 1985-06-27 1986-12-15 Flat pocket-type torch with a concave mirror reflector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19853523005 DE3523005A1 (de) 1985-06-27 1985-06-27 Flachtaschenlampe mit einem hohlspiegelreflektor und nebeneinander angeordneten zellen zur stromversorgung

Publications (2)

Publication Number Publication Date
DE3523005A1 true DE3523005A1 (de) 1987-01-08
DE3523005C2 DE3523005C2 (enExample) 1987-08-13

Family

ID=6274354

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19853523005 Granted DE3523005A1 (de) 1985-06-27 1985-06-27 Flachtaschenlampe mit einem hohlspiegelreflektor und nebeneinander angeordneten zellen zur stromversorgung

Country Status (2)

Country Link
DE (1) DE3523005A1 (enExample)
GB (1) GB2198830B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6454433B1 (en) 2001-05-24 2002-09-24 Eveready Battery Company, Inc. Dual faceted reflector

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2218678A (en) * 1938-05-06 1940-10-22 Scovill Manufacturing Co Double reflector flashlight
GB800209A (en) * 1955-05-12 1958-08-20 Lo Hung Hing Improvements in and relating to electric torches, more particularly hand torches and bicycle lamps
US3196268A (en) * 1961-11-06 1965-07-20 Gulton Ind Inc Flashlight
DE1216428B (de) * 1960-04-22 1966-05-12 Knut Sassmannshausen Hohlspiegelleuchte
EP0111818A1 (de) * 1982-12-04 1984-06-27 Knut Otto Sassmannshausen Tragbare Leuchte

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU57776A1 (enExample) * 1969-01-14 1970-01-15

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2218678A (en) * 1938-05-06 1940-10-22 Scovill Manufacturing Co Double reflector flashlight
GB800209A (en) * 1955-05-12 1958-08-20 Lo Hung Hing Improvements in and relating to electric torches, more particularly hand torches and bicycle lamps
DE1216428B (de) * 1960-04-22 1966-05-12 Knut Sassmannshausen Hohlspiegelleuchte
US3196268A (en) * 1961-11-06 1965-07-20 Gulton Ind Inc Flashlight
EP0111818A1 (de) * 1982-12-04 1984-06-27 Knut Otto Sassmannshausen Tragbare Leuchte

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6454433B1 (en) 2001-05-24 2002-09-24 Eveready Battery Company, Inc. Dual faceted reflector

Also Published As

Publication number Publication date
GB2198830B (en) 1991-02-20
GB2198830A (en) 1988-06-22
DE3523005C2 (enExample) 1987-08-13
GB8629909D0 (en) 1987-01-28

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee