AT50423T - Wide angle retroreflective sheeting and methods for their manufacture. - Google Patents

Wide angle retroreflective sheeting and methods for their manufacture.

Info

Publication number
AT50423T
AT50423T AT84302442T AT84302442T AT50423T AT 50423 T AT50423 T AT 50423T AT 84302442 T AT84302442 T AT 84302442T AT 84302442 T AT84302442 T AT 84302442T AT 50423 T AT50423 T AT 50423T
Authority
AT
Austria
Prior art keywords
manufacture
methods
wide angle
retroreflective sheeting
angle retroreflective
Prior art date
Application number
AT84302442T
Other languages
German (de)
Inventor
Terry R Bailey
Hudson Road Company
Original Assignee
Minnesota Mining & Mfg
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
Priority to US06/483,604 priority Critical patent/US4505967A/en
Application filed by Minnesota Mining & Mfg filed Critical Minnesota Mining & Mfg
Priority to EP19840302442 priority patent/EP0125038B1/en
Publication of AT50423T publication Critical patent/AT50423T/en

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/12Reflex reflectors
    • G02B5/126Reflex reflectors including curved refracting surface
    • G02B5/128Reflex reflectors including curved refracting surface transparent spheres being embedded in matrix
AT84302442T 1983-04-11 1984-04-10 Wide angle retroreflective sheeting and methods for their manufacture. AT50423T (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US06/483,604 US4505967A (en) 1983-04-11 1983-04-11 High-angularity retroreflective sheeting and method for manufacture
EP19840302442 EP0125038B1 (en) 1983-04-11 1984-04-10 High-angularity retroreflective sheeting and method for manufacture

Publications (1)

Publication Number Publication Date
AT50423T true AT50423T (en) 1990-02-15

Family

ID=26093495

Family Applications (1)

Application Number Title Priority Date Filing Date
AT84302442T AT50423T (en) 1983-04-11 1984-04-10 Wide angle retroreflective sheeting and methods for their manufacture.

Country Status (2)

Country Link
EP (1) EP0326186B1 (en)
AT (1) AT50423T (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09506301A (en) * 1993-11-17 1997-06-24 リフレクティヴ テクノロジー インダストリーズ リミテッド Retroreflective material
JPH0849218A (en) * 1994-08-01 1996-02-20 Minnesota Mining & Mfg Co <3M> Lighting method and system for sign board or the like
US5818640A (en) * 1994-08-01 1998-10-06 Minnesota Mining And Manufacturing Company Sign illumination system and method
US5645938A (en) * 1995-09-15 1997-07-08 Minnesota Mining And Manufacturing Company Retroreflective article containing a polyester polyurethane binder layer
ES2273663T3 (en) 1999-01-14 2007-05-16 Reflec Plc retroreflective inks.
GB2363754A (en) * 2000-04-11 2002-01-09 Moshe Klotz Laminated retroflective sheet and light-actuated triggering equipment comprising the same

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3551025A (en) * 1969-03-28 1970-12-29 Minnesota Mining & Mfg Highly flexible reflex reflecting constructions
AT307280B (en) * 1969-05-09 1973-05-10 Swarovski & Co Reflective film and processes for their preparation
US3702213A (en) * 1969-07-30 1972-11-07 Swarovski & Co Reflex light reflector sheet and method for its manufacture
US4377988A (en) * 1981-09-24 1983-03-29 Minnesota Mining And Manufacturing Company Reflective animal collar and material for forming such a collar

Also Published As

Publication number Publication date
EP0326186A2 (en) 1989-08-02
EP0326186A3 (en) 1989-09-06
EP0326186B1 (en) 1995-10-25

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee