GB1479951A - Apparatus for reshaping tubular envelopes - Google Patents
Apparatus for reshaping tubular envelopesInfo
- Publication number
- GB1479951A GB1479951A GB32452/74A GB3245274A GB1479951A GB 1479951 A GB1479951 A GB 1479951A GB 32452/74 A GB32452/74 A GB 32452/74A GB 3245274 A GB3245274 A GB 3245274A GB 1479951 A GB1479951 A GB 1479951A
- Authority
- GB
- United Kingdom
- Prior art keywords
- tubes
- bending
- reshaping
- thinner sections
- tubular envelopes
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B23/00—Re-forming shaped glass
- C03B23/04—Re-forming tubes or rods
- C03B23/06—Re-forming tubes or rods by bending
- C03B23/065—Re-forming tubes or rods by bending in only one plane, e.g. for making circular neon tubes
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP48087392A JPS5218513B2 (fr) | 1973-08-02 | 1973-08-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1479951A true GB1479951A (en) | 1977-07-13 |
Family
ID=13913601
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB32452/74A Expired GB1479951A (en) | 1973-08-02 | 1974-07-23 | Apparatus for reshaping tubular envelopes |
Country Status (8)
Country | Link |
---|---|
US (1) | US3920434A (fr) |
JP (1) | JPS5218513B2 (fr) |
CA (1) | CA1022341A (fr) |
DE (1) | DE2436933C3 (fr) |
FR (1) | FR2239758B1 (fr) |
GB (1) | GB1479951A (fr) |
IT (1) | IT1017841B (fr) |
NL (1) | NL157579B (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5289283A (en) * | 1976-01-20 | 1977-07-26 | Matsushita Electronics Corp | Process and apparatus for manufacturing fluorescent lamps |
JPS5675230U (fr) * | 1979-11-16 | 1981-06-19 | ||
US5041152A (en) * | 1987-03-26 | 1991-08-20 | Kabushiki Kaisha Toshiba | Apparatus for bending tubular glass |
JPH03117020U (fr) * | 1990-03-13 | 1991-12-04 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE478391A (fr) * | 1945-01-26 | |||
US2611216A (en) * | 1949-03-25 | 1952-09-23 | Cons Electric Lamp Company | Method of and machine for making circular fluorescent lamps |
US3215518A (en) * | 1960-07-16 | 1965-11-02 | Philips Corp | Device for bending a straight tube into a circular shape |
-
1973
- 1973-08-02 JP JP48087392A patent/JPS5218513B2/ja not_active Expired
-
1974
- 1974-07-23 GB GB32452/74A patent/GB1479951A/en not_active Expired
- 1974-07-24 US US491271A patent/US3920434A/en not_active Expired - Lifetime
- 1974-07-30 CA CA205,927A patent/CA1022341A/fr not_active Expired
- 1974-07-31 DE DE2436933A patent/DE2436933C3/de not_active Expired
- 1974-07-31 FR FR7426583A patent/FR2239758B1/fr not_active Expired
- 1974-08-01 NL NL7410380.A patent/NL157579B/xx not_active IP Right Cessation
- 1974-08-02 IT IT25901/74A patent/IT1017841B/it active
Also Published As
Publication number | Publication date |
---|---|
IT1017841B (it) | 1977-08-10 |
DE2436933A1 (de) | 1975-02-20 |
DE2436933B2 (de) | 1978-08-31 |
FR2239758B1 (fr) | 1976-10-22 |
FR2239758A1 (fr) | 1975-02-28 |
CA1022341A (fr) | 1977-12-13 |
DE2436933C3 (de) | 1979-05-03 |
NL157579B (nl) | 1978-08-15 |
JPS5035968A (fr) | 1975-04-04 |
US3920434A (en) | 1975-11-18 |
JPS5218513B2 (fr) | 1977-05-21 |
NL7410380A (nl) | 1975-02-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CA1027316A (fr) | Appareil pour la fabrication de tubes ondulees a paroi double en plastique | |
CA997260A (en) | Tube forming apparatus and process | |
CA990028A (en) | Process and apparatus for the production of tubes and tubular films | |
CS171705B2 (en) | Method of new antibiotic 3,'4'-dideoxycanamicine b production | |
FR2322732A1 (fr) | Procede d'aboutage de troncons tubulaires pour former des enveloppes tubulaires a communication longitudinale continue, et articles obtenus par ce procede | |
BE753233A (fr) | Procede de fabrication d'un corps tubulaire, corps tubulaire obtenu parce procede et dispositif pour sa mise en oeuvre | |
CA1030789A (fr) | Methode de fabrication de tuyaux d'acier sans couture | |
AU468589B2 (en) | Apparatus for making continuous lengths of resin tubes | |
GB1479951A (en) | Apparatus for reshaping tubular envelopes | |
GB1131585A (en) | Method and apparatus for producing fluted tubing | |
ES445566A1 (es) | Un metodo y un dispositivo para formar un extremo abocardadoen un tubo de material termoplastico. | |
GB1418688A (en) | Mandrel | |
ES457395A1 (es) | Dispositivo para el conformado en frio de piezas metalicas. | |
GB1144617A (en) | A method of and apparatus for shaping a tube | |
CA1016321A (en) | Method of providing a length of piping with a socket by means of a shaping mandrel, and apparatus for carrying out the method | |
Powell et al. | Forming of tubes by Hydraulic Pressure | |
LU65439A1 (fr) | ||
GB1338881A (en) | Method for reshaping glass tubing | |
GB1421828A (en) | Assembly of bushings | |
FR1509351A (fr) | Procédé pour faciliter la récupération de micro-organismes à partir d'un milieuaqueux | |
GB1326320A (en) | Apparatus for corrugating tubes | |
CA943914A (en) | Method of and apparatus for forming a tubular metal blank into a tapered tube on a tapered mandrel and stripping the tube from the mandrel | |
GB1284483A (en) | Method of mounting fittings on waveguides | |
CA987175A (en) | Apparatus for and method of forming a tubular metal blank into a tapered tube on a tapered mandrel | |
CA951678A (en) | Process for forming a flared end tubular metal part |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19930723 |