| (19) |
 |
|
(11) |
EP 0 403 246 A3 |
| (12) |
EUROPEAN PATENT APPLICATION |
| (88) |
Date of publication A3: |
|
06.03.1991 Bulletin 1991/10 |
| (43) |
Date of publication A2: |
|
19.12.1990 Bulletin 1990/51 |
| (22) |
Date of filing: 13.06.1990 |
|
| (51) |
International Patent Classification (IPC)5: F23D 14/42 |
|
| (84) |
Designated Contracting States: |
|
AT BE CH DE DK ES FR GB GR IT LI LU NL SE |
| (30) |
Priority: |
14.06.1989 ZA 894546
|
| (71) |
Applicant: Beatty, Jon Bogue |
|
Johannesburg, Transvaal (ZA) |
|
| (72) |
Inventor: |
|
- Beatty, Jon Bogue
Johannesburg, Transvaal (ZA)
|
| (74) |
Representative: Chettle, Adrian John et al |
|
Withers & Rogers
4, Dyer's Buildings
Holborn
London EC1N 2JT
London EC1N 2JT (GB) |
|
| |
|
(57) A petrol cutting torch has a fuel mixer (12) located in a complimentary shaped recess
(24) of the cutting head (10) and includes a recessed land (36) which is scored and
partially defines an annular petrol chamber; an oxygen passage (44) passes through
the mixer from an oxygen chamber upstream of the petrol chamber in the head to the
nozzle (14), and a petrol passage (46) is provided between the land and the oxygen
passage (44).