Pistols and Fuzes

Question 1

Pistol and Fuze Safety Features (5)

Answer 1

1. Safe in storage.
2. Safe to handle.
3. Safe when fitted to store.
4. Arming delay after release (Safe separation distance).
5. Able to release store safe (Emergency jettison).

Question 2

Position in Store locations (4)

Answer 2

1. Nose only
2. Tail only
3. Transverse only
4. Multi-Position

Question 3

Facts to determine before RSP (4)

Answer 3

1. Condition (safe, armed or partially functioned?)
2. Number of fuzes
3. Type of fuze(s)
4. Plan of attack (immunized, removed or attacked)

Question 4

Methods of Arming (4)

Answer 4

1. Mechanical.
2. Electrical.
3. Electro-Mechanical.
4. Combination.

Question 5

Functioning Actions (HAPI LIAM)

Answer 5

• Hydro Static
• Air Burst
• Protection/Anti-withdrawl
• Impact/Short Delay
• Long Delay
• Influence
• Anti-handling/Anti-disturbance
• Modular/Smart

Question 6

3 Types of impact fuzes/pistols

Answer 6

1. Direct Action. - Nose mounted pistols/fuzes.
2. Indirect Action. - Tail mounted pistols/fuzes.
3. Combination/’All-Ways’ Acting. - Nose, tail or transverse mounted pistols/ fuzes.

Question 7

Methods of arming - Mechanical (5)

Answer 7

1. Rotation of arming vane.
2. T-bar / spindle.
3. Ejection or withdrawal of an arming pin.
4. Removal of safety cap.
5. No leads involved.

Question 8

Firing Mechanisms - Direct Action (5)

Answer 8

1. Shear Wire
2. Compression Spring
3. Diaphram/Membrane
4. Heat of Compression
5. Electrical

Question 9

Firing Mechanisms - Indirect Action (4)

Answer 9

1. Compression Spring
2. Plate
3. Cocked Striker
4. Heat of compression

Question 10

Airburst Pistols and Fuzes (6)

Answer 10

1. Mechanical time (clockwork).
2. Mechanical. (lanyard / vane rotation)
3. Electrical.
4. Pyrotechnic time.
5. Barometric.
6. Blast pressure

Question 11

Functioning Action: Influence Fuzing (6)

Answer 11

1. Radio: (active, Passive)
2. Light
3. Heat
4. Acoustic
5. Magnetism
6. Laser

Question 12

Types of long delay fuzing (4)

Answer 12

1. Chemical.
2. Material creep.
3. Clockwork.
4. Electrical.

Question 13

Long delay ID features (5)

Answer 13

1. Hidden graduated scale.
2. A weakened portion.
3. A stub of arming fork.
4. The smell of acetone.
5. Chemical corrosion.

Question 14

Types of anti-withdrawal fuzes (5)

Answer 14

1. Clawed Foot.
2. Offset Groove and Ball.
3. Knife Edges.
4. Anti-Removal Sleeve.
5. Electrical Contact.