| Models | Model Walrus (2) model by Harry Grapperhaus |
 |
| Models | Model Walrus (2) model by Harry Grapperhaus |
|
| Submarine | Class | As in | Type | Scale | Built | Manufacturer / year | Builder |
| ? | Walrus (2) | ? | R/C | +/- 1/40 | ? | Home-scratch built / ? | Harry Grapperhaus |
Some technical details:
.Length: 1.6 m
Weight: 30 kg
Ballast system: Compressed air ballast tank
In a documentary about the Dutch Royal Navy submarine force, the TV crew was not allowed to make video recordings of a submerged Walrus class boat. They solved this problem by using Harry's model instead. Some of this footage is located at the m-media page.
 Block diagram of the fail-safe system. (Photo: © Harry Grapperhaus) |
 Schematics of the pressurized air system. (Photo: © Harry Grapperhaus) |
 Sxhematics of the fail-safe system. (Photo: © Harry Grapperhaus) |
 Prints for the fail-safe system. printplaat. (Photo: © Harry Grapperhaus) |
 Photo: © Harry Grapperhaus. |
 Photo: © Harry Grapperhaus. |
 Photo: © Harry Grapperhaus. |
 Photo: © Harry Grapperhaus. |
 Photo: © Harry Grapperhaus. |
 Photo: © Harry Grapperhaus. |
| Do you have any comments, corrections, additions or do you have material like stories, photos or other data available for this or any other page on this website? Then please do not hesitate to contact us at webmaster@dutchsubmarines.com |
 |
Home | Classes | Boats | Tenders | News | Export |
|
| R&D | Men | Books | Pictures | Links | |||
| Models | M-media | Specials | Forum | Search | Help US ! | ||
| Copyright © 1997-2006 - Design and content DutchSubmarines.com | |||||||