WO2005095037A1 - Machine d'usinage pour lunettes glaces - Google Patents

Machine d'usinage pour lunettes glaces Download PDF

Info

Publication number
WO2005095037A1
WO2005095037A1 PCT/CN2004/001232 CN2004001232W WO2005095037A1 WO 2005095037 A1 WO2005095037 A1 WO 2005095037A1 CN 2004001232 W CN2004001232 W CN 2004001232W WO 2005095037 A1 WO2005095037 A1 WO 2005095037A1
Authority
WO
WIPO (PCT)
Prior art keywords
sliding
grooving
drilling
equipment according
lens
Prior art date
Application number
PCT/CN2004/001232
Other languages
English (en)
Chinese (zh)
Inventor
Mingchuan He
Original Assignee
Xiamen Wancheng Optical Industrial Co., Ltd
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 claimed from CN 200420044346 external-priority patent/CN2684977Y/zh
Priority claimed from CN 200420044347 external-priority patent/CN2684980Y/zh
Priority claimed from CN 200420044344 external-priority patent/CN2684991Y/zh
Application filed by Xiamen Wancheng Optical Industrial Co., Ltd filed Critical Xiamen Wancheng Optical Industrial Co., Ltd
Publication of WO2005095037A1 publication Critical patent/WO2005095037A1/fr

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C13/00—Assembling; Repairing; Cleaning
    • G02C13/001—Assembling; Repairing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23C—MILLING
    • B23C3/00—Milling particular work; Special milling operations; Machines therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23C—MILLING
    • B23C5/00—Milling-cutters
    • B23C5/02—Milling-cutters characterised by the shape of the cutter
    • B23C5/08—Disc-type cutters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
    • B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
    • B24B9/06—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain
    • B24B9/08—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass
    • B24B9/14—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass of optical work, e.g. lenses, prisms
    • B24B9/146—Accessories, e.g. lens mounting devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28D—WORKING STONE OR STONE-LIKE MATERIALS
    • B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
    • B28D1/14—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by boring or drilling
    • B28D1/143—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by boring or drilling lens-drilling machines
    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C1/00—Assemblies of lenses with bridges or browbars
    • G02C1/02—Bridge or browbar secured to lenses without the use of rims
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23C—MILLING
    • B23C2215/00—Details of workpieces
    • B23C2215/40—Spectacles

Definitions

  • the present invention relates to a device for assembling glasses, and in particular, to a device for assembling a frameless eyepiece lens.
  • Existing glasses are generally divided into three types: closed frame (or full frame), partial frame (or half frame) and frameless (or frameless).
  • the left and right lenses are usually connected by the bridge of the nose.
  • the method of fastening the lenses is to use screws and pins, twin screws or gussets (or wings), and screwless riveting structures.
  • a double hole or a hole or a groove is drilled at the corresponding position on the lens.
  • punching holes it is required that the arc is perpendicular to the hole where the lens is drilled, otherwise the phenomenon of debris is likely to occur, or the matching adjustment of the matching temple or middle beam is required.
  • the adjustment range is too large to cause the lens to break, and Optician quality is not high. And it is easy to deform the temple and the middle beam or the plating layer to be damaged.
  • the following three methods are generally used for punching: 1. Punching up and down, determined by points, the disadvantage is that the failure rate is too high, it is easy to miss, big, small, and low efficiency. 2. Adjust the axial tilt of the drill head to ensure that the hole is perpendicular to the lens surface, and the adjustment is slow.
  • the purpose of the utility model is to provide a frameless eyeglasses matching equipment with accurate positioning, low lens breakage rate, good product quality, high yield, high efficiency, and low cost.
  • the utility model relates to a rimless glasses glasses matching device, which comprises a drilling device, a cutting device and a drilling jig;
  • the drilling device includes a bench drill and an inclination adjusting mechanism, and the inclination adjusting mechanism comprises one end
  • the inclined plane plate articulated on the machine table and an inclination adjusting rod installed at the free end of the inclined plane plate, the inclined plane plate is located below the drill bit;
  • the device includes a milling cutter, a grooving table and a sliding mechanism.
  • the sliding mechanism is installed on the machine table, and the grooving table is slidably connected or fixed on the sliding mechanism in a back-and-forth manner; the milling cutter is located on the cutting table.
  • the sliding path of the slot table and the sliding direction of the slot table on the machine table are perpendicular to the rotation axis of the milling cutter; the drilling jig can be movably installed on the inclined plane of the drilling device or the slot work of the slot device On stage.
  • the grooving table is composed of a table and a slice positioning block.
  • the slice positioning block is vertically fixed to the end of the sliding table facing the milling cutter, and a positioning is provided in the middle of the slice positioning block corresponding to the milling cutter. groove.
  • the sliding mechanism includes a sliding seat, a slider, a linear bearing, a sliding pin, an adjusting screw, a return spring, and a stroke limit mechanism;
  • the sliding pin is two, and they are mounted on the sliding seat in parallel;
  • the linear bearing is fixed in the bearing hole of the slider and the linear bearing is movably sleeved on the sliding pin;
  • the slider is fixedly connected to the sliding table on the grooved table pressed on the upper end surface thereof;
  • the adjusting screw passes through the front cover of the sliding seat against the slider in a threaded manner;
  • the return spring is sleeved on the sliding pin and its two ends abut against the sliding block and the rear cover of the sliding seat respectively;
  • the stroke limiting mechanism is a screw adjusting device, which is mounted on the rear cover of the sliding seat.
  • the adjusting screw passes through the front cover of the sliding seat and abuts on the slider to fix the slider to the worktable to form a fixed worktable.
  • the inclination adjusting rod passes through a screw hole on the inclined plane and is screwed to the screw hole.
  • the drilling jig includes a drill guide plate, a clamp, a locking device, and a pad; the locking device is screwed to the upper part of the clamp, and the pad is installed at the lower part of the clamp and is located in the locking device. Below; the drill template can be locked together with the lens between the locking device and the backing plate.
  • the drill guide plate is a drill template.
  • the drill guide plate is a setting piece or a display support piece.
  • the outer side of the drilling template of the drilling jig is provided with a positioning edge parallel to the slot of the lens.
  • the utility model is provided with a soft thin plate substantially consistent with the lens curvature on the side of the drilling template facing the lens.
  • the cross section of the cutting edge of the milling cutter is curved.
  • the drilling and grooving processes of the lens can be completed by using the utility model, so that the production efficiency is greatly improved, and the drilling and milling are completed by moving the drilling fixture, which reduces the influence of human operation factors, greatly The position accuracy of the holes and grooves of the lens is improved.
  • drilling by adjusting the angle of the inclined plane of the drilling device, it is easier to make the drill bit of the bench drill perpendicular to the circular arc surface of the lens, so that the lens is not easily broken, which greatly improves the product yield.
  • the milling cutter When grooving, As long as the drilling jig equipped with the drilling template and the lens is set on the sliding slot table and the slot table is pushed forward, the milling cutter can accurately cut out the missing slot on the lens; or the fixed sheet (or display)
  • the jig for positioning the lens is positioned on a fixed grooving work surface fixed at a certain position. Only move the jig to make the setting sheet (or display the jig).
  • the groove alignment cutter is gently pushed, and the missing grooves on the lens can be accurately milled. Due to the high position and dimensional accuracy of the grooves, it is convenient for the installation of screw pins and the like in subsequent processes. Therefore, the utility model has the advantages of accurate positioning, low lens breaking rate, good product quality, high yield, and high efficiency.
  • FIG. 1 is a perspective view of the present invention
  • FIG. 3 is a perspective view of a slotting device according to the present invention.
  • FIG. 3A is a perspective view of a groove cutting device according to a shaping piece (or a display brace) according to the present invention
  • FIG. 4 is an isometric view of a tilt adjusting mechanism of the present invention
  • FIG. 5 and 5A are perspective views of a drilling template and a drilling jig of the present invention.
  • FIG. 5C and 5D are perspective views of a sizing plate (or a display brace) and a drilling jig of the present invention
  • FIG. 6 is a schematic structural diagram of a sliding mechanism of the present invention
  • Fig. 7 is a front view of the grooving device of the present invention.
  • FIG. 8 is a side view of the grooving device of the present invention.
  • FIG. 9 is a perspective view of a milling cutter according to the present invention.
  • FIG. 10 is a partially enlarged view at A in FIG. 9.
  • the present utility model is a frameless eyeglasses matching equipment, which includes a drilling device 1, a slotting device 2, and a drilling jig 3.
  • the drilling device 1 includes a bench drill 11 and an inclination adjustment mechanism 12.
  • the inclination adjusting mechanism is composed of an inclined flat plate 121, an inclination adjusting lever 122, a pad plate 123, and a guide scale plate 124.
  • the inclined flat plate 121 is located below the drill bit 111, and one end of the inclined flat plate 121 is hinged on the machine table 4.
  • a free hole at the free end of the inclined flat plate 121 is provided with a screw hole through which the inclination adjusting rod 122 passes; the inclination adjusting rod 122
  • the screw hole passes through the screw hole on the inclined flat plate 121 and is screwed to the screw hole, and the protruding portion thereof is pressed against the pad plate 123-mounted on the machine table 4.
  • the guide scale plate 124 abuts on one side of the inclined plane plate 121 so that the inclined plane plate 121 does not move sideways.
  • the grooving device 1 includes a milling cutter 21, a grooving table 22, a sliding mechanism 23, and a stroke limiting mechanism 237.
  • the sliding mechanism 23 is installed on the machine table 4, and the grooving table 22 is slidably connected to the sliding mechanism 23.
  • the milling cutter 21 is located on the sliding track of the grooving table 22 and the grooving table 22 is slid along.
  • the sliding direction of the mechanism 23 is perpendicular to the rotation axis 25 of the milling cutter 21.
  • the said milling cutter 21 (as shown in FIG. 9) It has a smooth edge, and the cross section of the blade is arc-shaped (as shown in Figure 10). When the groove is cut, the notch on the lens is not easy to crack.
  • the grooving table 22 is composed of a sliding table 221 and a slice positioning block 222, and the slice positioning block 222 is vertically fixed to the sliding table 221.
  • An end facing the milling cutter is provided with a positioning groove 2221 in a middle portion of the slice positioning block 222 corresponding to the milling cutter.
  • the sliding mechanism 23 includes a sliding base 231, a slider 232, a linear bearing 233, a sliding pin 234, an adjusting screw 235, and a return spring 236.
  • the sliding pins 234 are two and are mounted on the sliding base 231 in parallel.
  • linear bearings 233 which are respectively sleeved in the bearing holes of the slider 232, and the two linear bearings 233 are a group, which are movably sleeved on the two sliding pins 234, respectively.
  • the slider 232 is fixedly connected to the sliding table 221 on the slotted table 22 pressed on the upper end surface.
  • the adjusting screw 235 passes through the front cover 2321 of the sliding seat 232 in a threaded manner and abuts against the sliding block 232.
  • the two return springs 236 are respectively sleeved on the sliding pins 234 and the two ends of the return springs 236 are respectively abutted between the slider 232 and the rear seat cover 2322.
  • the stroke limiting mechanism 237 is a screw adjusting device, which is installed on the rear cover of the slide seat.
  • the drilling jig 3 includes a drilling template 31, a clamp 32, a locking device 33, and a backing plate 34.
  • the locking device 33 is screwed on the upper part of the clip 32, and the pad 34 is installed on the lower part of the clip 32 and is located below the locking device 33.
  • the drilling template 31 can be lifted with the lens 5 Pinned between the locking device 33 and the backing plate 34.
  • a positioning edge 311 parallel to the slot of the lens 5 is provided on the outer side of the drilling template 31, and the positioning 311 edge can be inserted into the positioning slot 2221 on the cutting positioning table 22 of the slice positioning block, so as to determine the position of the slot 5 of the lens 5.
  • a flexible thin plate 35 (such as the radius of the lens 5 and substantially the same as the drilling template 31) can be provided on the side of the drilling template 31 facing the lens 5.
  • Figure 5A ).
  • the utility model can also use a setting plate (display supporting plate) 36 (as shown in FIGS. 5C and 5D) without using a drilling template 31.
  • the setting plate (display supporting plate) 36 can be locked with the lens 5 — Between the locking device 33 and the backing plate 34.
  • the sizing sheet (display support sheet) 36 is provided with a positioning slot and a hole 361 with a slot and a drilled hole, and the drilling jig is moved according to the positioning slot and the hole 361 to determine the position of the slot 5 of the lens 5.
  • the drilling jig 3 can be movably mounted on the inclined flat plate 121 of the drilling device 1 or on the slot working table 22 of the slot device 2.
  • the drilling template 31 (setting sheet or display supporting sheet 36) and the lens 5 are pinned together between the locking device 33 and the backing plate 34, and then the drilling jig 3 is placed Rotate the tilt adjusting rod 122 (as shown in FIG. 4 ) on the inclined flat plate 121 of the tilt adjusting mechanism 12 so that the arc surface of the lens 5 is substantially perpendicular to the drill, and then drill a hole.
  • the table 23 is first pulled out, and the drilling template 31 and the lens 5 already installed on the drilling jig 3 are placed on the slotting table 22 so that the drilling template 31 is outside.
  • the positioning edge 311 is inserted into the positioning groove 2221 on the slicing positioning block 222 of the grooving worktable 22 (as shown in FIGS. 3A and 7), and the grooving worktable 22 is pushed forward, so that the milling cutter 21 can be accurately milled. Notch on lens 5.
  • FIG. 3A when using a shaping plate (or a display brace) 36 for milling, firstly, by adjusting the adjusting screw 235 on the sliding mechanism 23 (as shown in FIG. 6), the adjusting screw 235 is pressed against the slider 2 3 2.
  • the slider 232 cannot be moved along the sliding pin 234, so that the grooving table 22 does not move to form a fixed table.
  • the styling sheet (or display support sheet) 36 already installed on the drilling jig 3 is placed with the lens 5 Go to the grooving table 22, and perform grooving by moving the drilling jig 3 forward on the table of the table 221.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Ophthalmology & Optometry (AREA)
  • Optics & Photonics (AREA)
  • Mining & Mineral Resources (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Drilling And Boring (AREA)

Abstract

L'invention concerne une machine d'usinage pour lunettes glaces. La machine d'usinage comprend un dispositif de perçage, un dispositif de fraisage de rainures, et au moins une pince pour serrer une partie d'un verre. Ledit dispositif de perçage comporte une tige montée sur table et un mécanisme d'inclinaison muni d'un plateau d'inclinaison articulé sur une base de boîtier sur une extrémité et d'un appareil d'inclinaison monté sur une extrémité libre du plateau d'inclinaison, lequel est situé sous le foret. Le dispositif de fraisage de rainures comprend une table de travail et un mécanisme de glissement monté sur la base de boîtier. La table de travail est reliée ou fixée coulissante au mécanisme de glissement. La pince est montée sur le plateau d'inclinaison du dispositif de perçage ou sur la table de travail de l'appareil pour le fraisage de rainures. Le dispositif de l'invention permet avantageusement un usinage précis, une cadence de production élevée et un taux de parasites industriels réduit.
PCT/CN2004/001232 2004-03-30 2004-10-29 Machine d'usinage pour lunettes glaces WO2005095037A1 (fr)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
CN 200420044346 CN2684977Y (zh) 2004-03-30 2004-03-30 无边框眼镜钻孔装置
CN200420044346.3 2004-03-30
CN200420044347.8 2004-03-30
CN 200420044347 CN2684980Y (zh) 2004-03-30 2004-03-30 无边框眼镜切槽装置
CN 200420044344 CN2684991Y (zh) 2004-03-30 2004-03-30 无边框眼镜钻夹具
CN200420044344.4 2004-03-30

Publications (1)

Publication Number Publication Date
WO2005095037A1 true WO2005095037A1 (fr) 2005-10-13

Family

ID=35063589

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2004/001232 WO2005095037A1 (fr) 2004-03-30 2004-10-29 Machine d'usinage pour lunettes glaces

Country Status (1)

Country Link
WO (1) WO2005095037A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107097071A (zh) * 2017-06-19 2017-08-29 浙江通泰轴承有限公司 一种多工位圆盘铣床
CN107718066A (zh) * 2017-09-30 2018-02-23 江门市宏力后视镜实业有限公司 一种用于提高镜片切割机效率的夹具
CN108581527A (zh) * 2018-02-11 2018-09-28 株洲宏洋精密部件有限公司 台钻斜孔加工工装
CN112895163A (zh) * 2021-01-25 2021-06-04 滁州蓝天特种玻璃有限公司 一种钢化玻璃生产用打孔装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2239042Y (zh) * 1995-12-18 1996-10-30 胡万岳 镜片抛光钻孔多用机
EP0739683A1 (fr) * 1995-04-27 1996-10-30 Armando Rattaro Support de pièce, en particulier pour supporter des lentilles pour lunettes
DE20210135U1 (de) * 2002-07-01 2002-11-07 Selbach Gerd Feinbohrer-Schleifvorrichtung mit einem Translations- und 3 Rotations-Freiheitsgraden
CN1382077A (zh) * 1999-10-20 2002-11-27 保谷株式会社 眼镜镜片钻孔夹具定位装置
FR2826599A1 (fr) * 2001-06-29 2003-01-03 Timon Procede de percage de verres optiques, et dispositif de mise en oeuvre dudit procede

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0739683A1 (fr) * 1995-04-27 1996-10-30 Armando Rattaro Support de pièce, en particulier pour supporter des lentilles pour lunettes
CN2239042Y (zh) * 1995-12-18 1996-10-30 胡万岳 镜片抛光钻孔多用机
CN1382077A (zh) * 1999-10-20 2002-11-27 保谷株式会社 眼镜镜片钻孔夹具定位装置
FR2826599A1 (fr) * 2001-06-29 2003-01-03 Timon Procede de percage de verres optiques, et dispositif de mise en oeuvre dudit procede
DE20210135U1 (de) * 2002-07-01 2002-11-07 Selbach Gerd Feinbohrer-Schleifvorrichtung mit einem Translations- und 3 Rotations-Freiheitsgraden

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107097071A (zh) * 2017-06-19 2017-08-29 浙江通泰轴承有限公司 一种多工位圆盘铣床
CN107718066A (zh) * 2017-09-30 2018-02-23 江门市宏力后视镜实业有限公司 一种用于提高镜片切割机效率的夹具
CN108581527A (zh) * 2018-02-11 2018-09-28 株洲宏洋精密部件有限公司 台钻斜孔加工工装
CN112895163A (zh) * 2021-01-25 2021-06-04 滁州蓝天特种玻璃有限公司 一种钢化玻璃生产用打孔装置

Similar Documents

Publication Publication Date Title
EP1021743B1 (fr) Dispositif de fixation pour verres de lunettes
KR100645779B1 (ko) 렌즈곡률 측정부를 구비한 안경렌즈 가공장치
WO2005095037A1 (fr) Machine d'usinage pour lunettes glaces
CN2684991Y (zh) 无边框眼镜钻夹具
CN218891524U (zh) 一种卧式铣床的刀具调整机构
US6572451B1 (en) Spectacle lens machining method and apparatus
CN2684980Y (zh) 无边框眼镜切槽装置
CN213002770U (zh) 一种金属铁艺栏杆加工生产用钻孔设备
TWI273015B (en) Drilling method of glasses lens and apparatus for the same
CN110496998B (zh) 一种钻床用钢板位置调节机构
CN203344138U (zh) 门锁榫眼机
CN218109989U (zh) 一种螺栓球铣孔夹具
CN215942208U (zh) 一种可变角度高精装夹的侧滑块夹具
CN216680270U (zh) 一种镗刀头便于更换的镗刀结构
JP3673746B2 (ja) 眼鏡レンズ加工方法及び装置
CN215340570U (zh) 一种青少年用对焦功能性镜架
CN218365177U (zh) 一种硅胶片裁切结构
CN110524123A (zh) 一种激光切割系统及其切割方法
CN209425626U (zh) 一种门锁孔用开槽机
CN213998686U (zh) 一种平板表面处理装置
CN211806462U (zh) 镜架夹具
CN217475395U (zh) 多头精雕机专用十字微调平台
CN218874756U (zh) 一种精密切削刀具的调试工装
CN103350438A (zh) 门锁榫眼机
CN219724824U (zh) 切刀组件

Legal Events

Date Code Title Description
AK Designated states

Kind code of ref document: A1

Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BW BY BZ CA CH CN CO CR CU CZ DE DK DM DZ EC EE EG ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NA NI NO NZ OM PG PH PL PT RO RU SC SD SE SG SK SL SY TJ TM TN TR TT TZ UA UG US UZ VC VN YU ZA ZM ZW

AL Designated countries for regional patents

Kind code of ref document: A1

Designated state(s): GM KE LS MW MZ NA SD SL SZ TZ UG ZM ZW AM AZ BY KG KZ MD RU TJ TM AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LU MC NL PL PT RO SE SI SK TR BF BJ CF CG CI CM GA GN GQ GW ML MR NE SN TD TG

DPEN Request for preliminary examination filed prior to expiration of 19th month from priority date (pct application filed from 20040101)
121 Ep: the epo has been informed by wipo that ep was designated in this application
NENP Non-entry into the national phase

Ref country code: DE

WWW Wipo information: withdrawn in national office

Country of ref document: DE

122 Ep: pct application non-entry in european phase