AT178255T

Process and device for production of contact lenses

Abstract

The present invention relates to a method and apparatus for the manufacture of shaped bodies - particularly contact lenses - of a suitable body for forming a bodily body, and a molded body according to the method, or the erectile or moldable body, eyptic lens and in particular stone contact lenses. The method comprises a pair of parts (1), the main body (15) of which determines the shape of the shaped body shape, introducing a quantity of material to be produced, which can be converted into light by means of an energy bulb or a light bulb. The two molds are spaced slightly from each other so as to form an annular gap between them, an annular gap (16) which is connected with the cavity (15) and which can be removed by excessive material. The cross-linking is changed by the input of the chosen energy drum. The energy intake is cured by means of a suitable masking mask spatially on the frst cavity (15) so that the material outside the furnace cavity is cross-linked. In this way, they get molded bodies that do not require mechanical ventilation and re-enable the tool. The procedure is suitable for the production of stone contact lenses, but not exclusively. The apparatus includes a tool (1). In tool (1) there is a cavity that defines the shape body shape to be produced. The tool is a crosslinkable material which is at odds with at least a part of the externally generated energy that causes material networking. The apparatus includes a single energy burst (2a) for the cross-generating energy, and means (2b) for providing the cross-generating energy to the tool, as well as means, which spraying the tool (1) with the cross-linking energy is splashed on the main cavity (15). ŕ

Term

No projected expiry on record.

  1. Priority
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131 members in 27 offices

This recordMember, by publication datePriority claim17 more offices are in the list below

Priority claims3

Priority claims
DocumentOfficeKindDate
93810515European Patent Office (EPO)A
229993SwitzerlandA
235093SwitzerlandA

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NO942691D0NorwayD0
NO942810D0NorwayD0
NO942907D0NorwayD0
NO942908D0NorwayD0
HU9402122D0HungaryD0
HU9402225D0HungaryD0
HU9402297D0HungaryD0
IL110281D0IsraelD0
IL110394D0IsraelD0
IL110487D0IsraelD0
TW238274BTaiwan Province of ChinaB
ZA945235BSouth AfricaB
CA2128158A1CanadaA1
FI943375AFinlandA
NO942691LNorwayL
PL304314A1PolandA1
AU6753894AAustraliaA
CA2128915A1CanadaA1
FI943496AFinlandA
NO942810LNorwayL
PL304465A1PolandA1
ZA945872BSouth AfricaB
CA2129461A1CanadaA1
CA2221162A1CanadaA1
FI943614AFinlandA
NO942907LNorwayL
NO974192LNorwayL
EP0637490A1European Patent Office (EPO)A1
EP0637491A1European Patent Office (EPO)A1
AU6870194AAustraliaA
CZ186994A3CzechiaA3
AU6880294AAustraliaA
KR950002966ARepublic of KoreaA
PL304580A1PolandA1
JPH0752168AJapanA
ZA945585BSouth AfricaB
EP0641806A2European Patent Office (EPO)A2
JPH0768563AJapanA
KR950005860ARepublic of KoreaA
JPH0788850AJapanA
BR9403174ABrazilA
EP0641806A3European Patent Office (EPO)A3
HUT69048AHungaryA
CN1107411AChinaA
CN1108175AChinaA
CN1108999AChinaA
HUT69316AHungaryA
HUT69318AHungaryA
CZ172694A3CzechiaA3
CZ180794A3CzechiaA3
TW272976BTaiwan Province of ChinaB
NZ264031ANew ZealandA
US5508317AUnited States of AmericaA
RU94028652ARussian FederationA
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US5583163AUnited States of AmericaA
AU680507B2AustraliaB2
AU2357997AAustraliaA
EP0790258A2European Patent Office (EPO)A2
NO974192D0NorwayD0
EP0790258A3European Patent Office (EPO)A3
AU682365B2AustraliaB2
AU682872B2AustraliaB2
EP0637491B1European Patent Office (EPO)B1
AT159886TAustriaT
DE59404515D1GermanyD1
ES2108407T3SpainT3
NZ264175ANew ZealandA
NZ286397ANew ZealandA
EP0641806B1European Patent Office (EPO)B1
AT162814TAustriaT
DE59405162D1GermanyD1
ES2112503T3SpainT3
GR3026004T3GreeceT3
GR3026098T3GreeceT3
US5782460AUnited States of AmericaA
DK0637491T3DenmarkT3
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DK0641806T3DenmarkT3
IL123192D0IsraelD0
HK1003029A1Hong Kong, ChinaA1
IL110281AIsraelA
US5849810AUnited States of AmericaA
HK1005338A1Hong Kong, ChinaA1
CA2128158CCanadaC
EP0637490B1European Patent Office (EPO)B1
AT178255TThis recordAustriaT
DE59408026D1GermanyD1
AU705891B2AustraliaB2
ES2130384T3SpainT3
JP2914872B2JapanB2
HU216616BHungaryB
DK0637490T3DenmarkT3
GR3030516T3GreeceT3
RU2141896C1Russian FederationC1
CA2129461CCanadaC
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