vonRoll hydro - Oensingen, Switzerland
Gesellschaft der Ludwig von Roll’schen Eisenwerke was founded in 1823 in Gerlafingen, Switzerland by Swiss engineer Ludwig von Roll. Many products have been produced during the long history of the company and it's divisions, including components for aerial tramway and rack railway systems, thermal waste treatment systems, as well as their familiar waterworks products, including fire hydrants. All Inquiries - Contact Official Website - http://www.vonroll-hydro.ch Current Models Click Images To Englarge |
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Characteristics:
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Nozzles: 1x 75mm Storz. Photo courtesy vonRoll hydro |
Nozzles: 2x 75mm Storz. Photo courtesy vonRoll hydro |
Nozzles: 3x 75mm Storz Photo courtesy vonRoll hydro |
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Current production model Nozzles: 1x 75mm Storz. Note: Shown with tamper resistant recessed square drive nozzle cap. Shown with Q-Cap installed on operating nut. Photo courtesy vonRoll hydro |
0003 Note: Earlier production model Nozzles: 1x 75mm Storz. Photo courtesy David Pedrocca, ©1999 |
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Nozzles: 2x 75mm Storz,independently gated. Note: Shown with tamper resistant recessed square drive nozzle caps. Shown with Q-Cap installed. Photo courtesy vonRoll hydro |
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Characteristics: 150mm inlet, twin 110mm Storz connections + one 75mm Storz connection.
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Nozzles: 2x 110mm Storz, 1x 75mm Storz. Photo courtesy vonRoll hydro |
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Characteristics: Underground hydrant, single outlet.
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Photo courtesy vonRoll hydro |
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Identifying Characteristics: Ornate design with dragon mouths surrounding the nozzles. Swiss patent 13959 was awarded to Ludwig von Roll'schen Eisenwerke in 1897 for this model. |
Current production model Notes: Zinc spray coated painted dark grey color topcoat (available in other colors on special order) Photo courtesy vonRoll hydro |
2440 Note: Earlier production model Year: ca. 1980 Zinc spray coated, patinated. |
Earlier Models No Longer In Production |
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0215 Nozzles: 2x 55mm Storz, independently gated. Photo courtesy David Pedrocca, ©1999 |
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0002 Nozzles: 2x 55mm Storz, independently gated. Photo courtesy David Pedrocca, ©1999 |
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Identifying Characteristics: This hydrant came in two body styles:
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2447 Nozzles: 2x 50mm or 60mm threaded, independently gated. 1919 vonRoll Catalogue |
2448 Nozzles: 2x 50mm or 60mm threaded, independently gated. 1919 vonRoll Catalogue |
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Characteristics: Note that the twin hose nozzles do not angle downward to facilitate connection. Catalogue text mentions that this hydrant often was used with an auxiliary valve (illustrated) to facilitate connecting a second hose.
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2446 Nozzles: 2x 50mm or 60mm threaded. Image: 1919 vonRoll Catalogue |
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Characteristics: Combination public water hydrant, fire hydrant.
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2450 Nozzles: 1x 50mm or 60mm threaded. Image: 1919 vonRoll Catalogue |
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Characteristics: Combination public water hydrant, fire hydrant.
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2449 Nozzles: 2x 50mm or 60mm threaded. Image: 1919 vonRoll Catalogue |
2449b Nozzles: 2x 50mm or 60mm threaded. Image: 1919 vonRoll Catalogue |
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Characteristics: Underground hydrant, one or two nozzles.
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2451 Nozzles: 1x 50mm or 60mm threaded. Image: 1919 vonRoll Catalogue |
2451b Nozzles: 2x 50mm or 60mm threaded. Image: 1919 vonRoll Catalogue |
2451c Above ground housing with permanent swivel connection. Image: 1919 vonRoll Catalogue |
2451d Above ground housing shown with portable hydrant connected. Image: 1919 vonRoll Catalogue |
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