Thank you for your quick responses, I love the spirit you guys on subsim have. Okay for the lazy ones belongs us I have tried to translate Steve's Picture at my best :
1- Cable tie (to prevent detachment due to tension)
2- Lifting Device Base/Stand
3- Cable (on tension)
4- Lifting Device
5- Support Bar
6- Maneuvering Lever
7- Cable guide pulley
8- Bed to guide the torpedo
9- Torpedo
10-Torpedo loading hatch
11-Manoeuvre Winch
12-winch Motor
13-Clamp and brackets
14-Bunk bed and torpedo support (I guess this is the answer of my question-the location of external torpedo)
15-Pull lift equipment (rigging)
16-Support Jack while manoeuvring the torpedo
17-Resistance Helmet (?)
18-Pull lift equipment (rigging)
19-Torpedo tubes
20-Lane to maneuver with torpedoes