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| 1950 |
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One-man gasoline chain saw
BL
The world's first gasoline chain saw for a single
operator
(35 lbs.) is equipped with a manually adjusted swivel
carburetor allowing the saw to be used not only for
bucking, but also for felling. |
| 1953 |
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Earth auger BL 241
An attachment transforms the chain saw model BL into
a planting-hole drill. |
| 1954 |
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Two-stroke diesel engine Type 134
STIHL builds the two-stroke diesel engine to drive
machines of every kind. |
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Gasoline chain saw BLK
The first really light chain saw weighs
24 lbs.
Its model designation BLK stands for Benzin (petrol)
- Leicht (light) - Klein (handy, compact). |
| 1957 |
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Forest combination BLK
The range of uses of a chain saw is considerably enlarged by the use of attachments:
clearing saw ("badger") |
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| Release-cutting saw ("marten") |
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| Thinning saw ("beaver") |
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| Post and planting-hole auger |
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| "Trash" pump for suction and delivery |
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| 1958 |
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All-position diaphragm carburetor
It is only when equipped with a diaphragm carburetor
that the chain saw can be operated in literally any working position,
e.g. for felling and bucking trunks, without first having to swivel
the carburetor by hand. |
| 1959 |
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Gasoline powered chain saw Contra
The use of power tools for forest work is finally established
throughout the world with the advent of the STIHL Contra
(6 HP, 26 lbs). |
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