PL234044A1 - - Google Patents

Info

Publication number
PL234044A1
PL234044A1 PL23404481A PL23404481A PL234044A1 PL 234044 A1 PL234044 A1 PL 234044A1 PL 23404481 A PL23404481 A PL 23404481A PL 23404481 A PL23404481 A PL 23404481A PL 234044 A1 PL234044 A1 PL 234044A1
Authority
PL
Poland
Application number
PL23404481A
Original Assignee
Hamacher Martin
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 Hamacher Martin filed Critical Hamacher Martin
Publication of PL234044A1 publication Critical patent/PL234044A1/xx

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V25/00Safety devices structurally associated with lighting devices
    • F21V25/12Flameproof or explosion-proof arrangements
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/04Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V15/00Protecting lighting devices from damage
    • F21V15/04Resilient mountings, e.g. shock absorbers 

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • General Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
PL23404481A 1980-12-12 1981-12-01 PL234044A1 (show.php)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19803046834 DE3046834A1 (de) 1980-12-12 1980-12-12 Beleuchtungseinrichtung im untertaegigen bergbau

Publications (1)

Publication Number Publication Date
PL234044A1 true PL234044A1 (show.php) 1982-07-19

Family

ID=6118986

Family Applications (1)

Application Number Title Priority Date Filing Date
PL23404481A PL234044A1 (show.php) 1980-12-12 1981-12-01

Country Status (11)

Country Link
US (1) US4430693A (show.php)
AU (1) AU537015B2 (show.php)
BE (1) BE891054A (show.php)
DE (1) DE3046834A1 (show.php)
ES (1) ES507118A0 (show.php)
FR (1) FR2496230A1 (show.php)
GB (1) GB2089309B (show.php)
MX (1) MX150582A (show.php)
PL (1) PL234044A1 (show.php)
YU (1) YU41997B (show.php)
ZA (1) ZA817654B (show.php)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5898380A (en) * 1997-07-10 1999-04-27 Chi; Yu-Tsang Shock endurable alarm lamp
CN115434732A (zh) * 2022-09-29 2022-12-06 徐州江煤科技有限公司 一种矿井支撑装置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2731544A (en) * 1953-11-02 1956-01-17 Sr Raymond F Kayser Retractible clearance light for trucks and the like
DE974823C (de) 1955-05-28 1961-05-18 Gewerk Eisenhuette Westfalia Wandernder Grubenausbau
DE2204432B2 (de) * 1972-01-31 1980-03-27 Gewerkschaft Eisenhuette Westfalia, 4670 Luenen Ausbauelement, insbesondere Kappe o.dgl. für den Grubenausbau
DE2204463A1 (de) * 1972-01-31 1973-08-09 Ceag Dominit Ag Beleuchtungseinrichtung fuer durch stuetzelemente offengehaltene hohlraeume
CH592270A5 (show.php) * 1975-05-09 1977-10-14 Sutter Aldo
US4042819A (en) 1976-07-09 1977-08-16 Control Products Inc. Fluorescent lamp for use in explosive atmospheres such as mines
US4247884A (en) 1976-10-27 1981-01-27 Mcjunkin Corporation Fluorescent mine lighting fixture
DE7701712U1 (de) * 1977-01-21 1977-07-14 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Innenraumleuchte fuer schiffe
DE7712835U1 (de) * 1977-04-23 1977-08-18 Bergwerksverband Gmbh, 4300 Essen Strebleuchte
US4158880A (en) 1977-07-25 1979-06-19 Mcjunkin Corporation Mine machine light
US4229780A (en) 1978-06-27 1980-10-21 West Virginia Armature Company Fluorescent lamp for use in explosive atmospheres such as mines
US4352148A (en) 1978-07-24 1982-09-28 Mcjunkin Corporation Equipment corner notch-mounted triangular enclosure for tubular light source
US4282564A (en) 1978-07-24 1981-08-04 Mcjunkin Corporation Triangular enclosure for tubular light source
DE7831005U1 (de) 1978-10-18 1979-02-08 Fa. Martin Hamacher, 4352 Herten Leuchte

Also Published As

Publication number Publication date
ZA817654B (en) 1982-12-29
AU537015B2 (en) 1984-05-31
DE3046834A1 (de) 1982-07-08
BE891054A (fr) 1982-03-01
MX150582A (es) 1984-05-30
YU273381A (en) 1984-02-29
AU7717481A (en) 1982-06-17
ES8207626A1 (es) 1982-10-01
GB2089309B (en) 1985-01-09
GB2089309A (en) 1982-06-23
YU41997B (en) 1988-04-30
US4430693A (en) 1984-02-07
DE3046834C2 (show.php) 1987-06-11
FR2496230A1 (fr) 1982-06-18
ES507118A0 (es) 1982-10-01

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