CA2409409C - Tuyere pour chalumeau a arc de plasma - Google Patents

Tuyere pour chalumeau a arc de plasma Download PDF

Info

Publication number
CA2409409C
CA2409409C CA002409409A CA2409409A CA2409409C CA 2409409 C CA2409409 C CA 2409409C CA 002409409 A CA002409409 A CA 002409409A CA 2409409 A CA2409409 A CA 2409409A CA 2409409 C CA2409409 C CA 2409409C
Authority
CA
Canada
Prior art keywords
flow
gas
plasma
torch
nozzle
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 - Lifetime
Application number
CA002409409A
Other languages
English (en)
Other versions
CA2409409A1 (fr
Inventor
Richard W. Couch Jr.
Nicholas A. Sanders
Lifeng Luo
John Sobr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hypertherm Inc
Original Assignee
Hypertherm Inc
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 US07/682,992 external-priority patent/US5166494A/en
Priority claimed from US07/682,991 external-priority patent/US5170033A/en
Priority claimed from US07/753,395 external-priority patent/US5396043A/en
Application filed by Hypertherm Inc filed Critical Hypertherm Inc
Publication of CA2409409A1 publication Critical patent/CA2409409A1/fr
Application granted granted Critical
Publication of CA2409409C publication Critical patent/CA2409409C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

CA002409409A 1991-04-12 1992-03-09 Tuyere pour chalumeau a arc de plasma Expired - Lifetime CA2409409C (fr)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US07/682,992 US5166494A (en) 1990-04-24 1991-04-12 Process and apparatus for reducing electrode wear in a plasma arc torch
US682,991 1991-04-12
US682,992 1991-04-12
US07/682,991 US5170033A (en) 1990-04-24 1991-04-12 Swirl ring and flow control process for a plasma arc torch
US07/753,395 US5396043A (en) 1988-06-07 1991-08-30 Plasma arc cutting process and apparatus using an oxygen-rich gas shield
US753,395 1991-08-30
CA002108121A CA2108121C (fr) 1991-04-12 1992-03-09 Procede et appareil de decoupage par jet de plasma, utilisant un gaz inerte riche en oxygene

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA002108121A Division CA2108121C (fr) 1991-04-12 1992-03-09 Procede et appareil de decoupage par jet de plasma, utilisant un gaz inerte riche en oxygene

Publications (2)

Publication Number Publication Date
CA2409409A1 CA2409409A1 (fr) 1992-10-29
CA2409409C true CA2409409C (fr) 2006-05-16

Family

ID=35170029

Family Applications (3)

Application Number Title Priority Date Filing Date
CA002409409A Expired - Lifetime CA2409409C (fr) 1991-04-12 1992-03-09 Tuyere pour chalumeau a arc de plasma
CA002409420A Expired - Lifetime CA2409420C (fr) 1991-04-12 1992-03-09 Procede et appareil de decoupage par jet de plasma, utilisant un gas inerte riche en oxygene
CA002409405A Expired - Lifetime CA2409405C (fr) 1991-04-12 1992-03-09 Systeme de regulation du debit de gaz a un chalumeau a arc de plasma

Family Applications After (2)

Application Number Title Priority Date Filing Date
CA002409420A Expired - Lifetime CA2409420C (fr) 1991-04-12 1992-03-09 Procede et appareil de decoupage par jet de plasma, utilisant un gas inerte riche en oxygene
CA002409405A Expired - Lifetime CA2409405C (fr) 1991-04-12 1992-03-09 Systeme de regulation du debit de gaz a un chalumeau a arc de plasma

Country Status (1)

Country Link
CA (3) CA2409409C (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110315177A (zh) * 2019-08-06 2019-10-11 河北瓦尔丁科技有限公司 等离子电源割炬头加速气路装置

Also Published As

Publication number Publication date
CA2409409A1 (fr) 1992-10-29
CA2409420C (fr) 2005-09-20
CA2409405C (fr) 2007-02-27
CA2409420A1 (fr) 1992-10-29
CA2409405A1 (fr) 1992-10-29

Similar Documents

Publication Publication Date Title
US5591357A (en) Plasma arc cutting process and apparatus using an oxygen-rich gas shield
US5695662A (en) Plasma arc cutting process and apparatus using an oxygen-rich gas shield
EP0790756B1 (fr) Procédé et dispositif de découpe au plasma d'arc utilisant une protection de gaz riche en oxygène
EP0375747B1 (fr) Protege-buse pour chalumeau a arc plasma
CA2065025C (fr) Chalumeau a arc de plasma dote d'un blindage de buse
US5132512A (en) Arc torch nozzle shield for plasma
US5170033A (en) Swirl ring and flow control process for a plasma arc torch
EP0186253B1 (fr) Chalumeau à plasma avec cathode refroidie au gaz
CA2081458A1 (fr) Methode et dispositif permettant de reduire l'usure de l'electrode d'une torche de soudage au plasma
EP1324644B1 (fr) Dispositif de coupage par plasma d'arc
CA1221746A (fr) Torches au plasma
EP0526560B1 (fr) Procede de controle du flux et anneau de tourbillonnement pour un chalumeau a arc-plasma
US6096992A (en) Low current water injection nozzle and associated method
MXPA02004095A (es) Soplete de plasma y metodo de corte subacuatico.
CA2409409C (fr) Tuyere pour chalumeau a arc de plasma

Legal Events

Date Code Title Description
EEER Examination request
MKEX Expiry