ITTO930323A0 - Dispositivo ottico per rilevare la presenza di riserva di trama e/o larottura di trama su apparecchi alimentatori di trama per macchine tes-sili ed apparecchio alimentatore di trama incorporante detto dispositivo. - Google Patents
Dispositivo ottico per rilevare la presenza di riserva di trama e/o larottura di trama su apparecchi alimentatori di trama per macchine tes-sili ed apparecchio alimentatore di trama incorporante detto dispositivo.Info
- Publication number
- ITTO930323A0 ITTO930323A0 ITTO930323A ITTO930323A ITTO930323A0 IT TO930323 A0 ITTO930323 A0 IT TO930323A0 IT TO930323 A ITTO930323 A IT TO930323A IT TO930323 A ITTO930323 A IT TO930323A IT TO930323 A0 ITTO930323 A0 IT TO930323A0
- Authority
- IT
- Italy
- Prior art keywords
- weft
- feeding apparatus
- detect
- machines
- reserve
- Prior art date
Links
- 238000004329 water eliminated fourier transform Methods 0.000 title 5
- 230000003287 optical effect Effects 0.000 title 1
Classifications
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D47/00—Looms in which bulk supply of weft does not pass through shed, e.g. shuttleless looms, gripper shuttle looms, dummy shuttle looms
- D03D47/34—Handling the weft between bulk storage and weft-inserting means
- D03D47/36—Measuring and cutting the weft
- D03D47/361—Drum-type weft feeding devices
- D03D47/367—Monitoring yarn quantity on the drum
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H63/00—Warning or safety devices, e.g. automatic fault detectors, stop-motions ; Quality control of the package
- B65H63/02—Warning or safety devices, e.g. automatic fault detectors, stop-motions ; Quality control of the package responsive to reduction in material tension, failure of supply, or breakage, of material
- B65H63/024—Warning or safety devices, e.g. automatic fault detectors, stop-motions ; Quality control of the package responsive to reduction in material tension, failure of supply, or breakage, of material responsive to breakage of materials
- B65H63/028—Warning or safety devices, e.g. automatic fault detectors, stop-motions ; Quality control of the package responsive to reduction in material tension, failure of supply, or breakage, of material responsive to breakage of materials characterised by the detecting or sensing element
- B65H63/032—Warning or safety devices, e.g. automatic fault detectors, stop-motions ; Quality control of the package responsive to reduction in material tension, failure of supply, or breakage, of material responsive to breakage of materials characterised by the detecting or sensing element electrical or pneumatic
- B65H63/0321—Warning or safety devices, e.g. automatic fault detectors, stop-motions ; Quality control of the package responsive to reduction in material tension, failure of supply, or breakage, of material responsive to breakage of materials characterised by the detecting or sensing element electrical or pneumatic using electronic actuators
- B65H63/0324—Warning or safety devices, e.g. automatic fault detectors, stop-motions ; Quality control of the package responsive to reduction in material tension, failure of supply, or breakage, of material responsive to breakage of materials characterised by the detecting or sensing element electrical or pneumatic using electronic actuators using photo-electric sensing means, i.e. the defect signal is a variation of light energy
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/30—Handled filamentary material
- B65H2701/31—Textiles threads or artificial strands of filaments
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Quality & Reliability (AREA)
- Looms (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITTO930323A IT1270929B (it) | 1993-05-10 | 1993-05-10 | Dispositivo ottico per rilevare la presenza di riserva di trama e/o la rottura di trama su apparecchi alimentatori di trama per macchine tessili ed apparecchio alimentatore di trama incorporante detto dispositivo |
EP94107218A EP0624674B1 (en) | 1993-05-10 | 1994-05-09 | Weft detecting optical device, and weft feeder including said device |
DE69404742T DE69404742T2 (de) | 1993-05-10 | 1994-05-09 | Vorrichtung zur optischen Detektion eines Schussfadens und diese Vorrichtung umfassender Schussfadenspeicher |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITTO930323A IT1270929B (it) | 1993-05-10 | 1993-05-10 | Dispositivo ottico per rilevare la presenza di riserva di trama e/o la rottura di trama su apparecchi alimentatori di trama per macchine tessili ed apparecchio alimentatore di trama incorporante detto dispositivo |
Publications (3)
Publication Number | Publication Date |
---|---|
ITTO930323A0 true ITTO930323A0 (it) | 1993-05-10 |
ITTO930323A1 ITTO930323A1 (it) | 1994-11-10 |
IT1270929B IT1270929B (it) | 1997-05-16 |
Family
ID=11411474
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ITTO930323A IT1270929B (it) | 1993-05-10 | 1993-05-10 | Dispositivo ottico per rilevare la presenza di riserva di trama e/o la rottura di trama su apparecchi alimentatori di trama per macchine tessili ed apparecchio alimentatore di trama incorporante detto dispositivo |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0624674B1 (it) |
DE (1) | DE69404742T2 (it) |
IT (1) | IT1270929B (it) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1998046511A1 (en) * | 1997-04-17 | 1998-10-22 | Giuseppe Vischiani | Device for controlling the accumulation and supply of yarn to textile machines |
IT1292277B1 (it) * | 1997-04-24 | 1999-01-29 | Lgl Electronics Spa | Tastatore ottico perfezionato per la sorveglianza della riserva di filato negli apparecchi alimentatori di trama ed apparecchio |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1288339B (de) * | 1963-10-09 | 1969-01-30 | Reiners | Vorrichtung zur elektro-optischen UEberwachung von Faeden oder aehnlichem Gut |
BE900492A (nl) * | 1984-09-04 | 1985-03-04 | Picanol Nv | Snelheidsregeling van inslagvoorafwikkelaar bij weefgetouwen. |
IT1184759B (it) * | 1985-04-22 | 1987-10-28 | Roy Electrotex Spa | Porgitrama per telai di tessitura |
IT1217339B (it) * | 1988-02-11 | 1990-03-22 | Roy Electrotex Spa | Alimentatore di filo per macchine tessili |
DE4037575A1 (de) * | 1990-11-26 | 1992-05-27 | Iro Ab | Optische fuehleinrichtung |
-
1993
- 1993-05-10 IT ITTO930323A patent/IT1270929B/it active IP Right Grant
-
1994
- 1994-05-09 EP EP94107218A patent/EP0624674B1/en not_active Expired - Lifetime
- 1994-05-09 DE DE69404742T patent/DE69404742T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE69404742D1 (de) | 1997-09-11 |
DE69404742T2 (de) | 1998-01-08 |
IT1270929B (it) | 1997-05-16 |
EP0624674B1 (en) | 1997-08-06 |
EP0624674A1 (en) | 1994-11-17 |
ITTO930323A1 (it) | 1994-11-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted | ||
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19990429 |