41 — 50

Figure E.41. Turning-lock a with weak spring act. (180°) to right

Figure E.42. Catch b

Figure E.43. Chain inclined C1 to right

Figure E.44. Chain vertical C2 updwards

Figure E.45. Door strap without pawl d1

Figure E.46. Combination of 2 door straps with pawls d2d4d0d1

Figure E.47. Key F2 — 180° to right

Figure E.48. Tape Σ1

Figure E.49. Combination of 2 centre-handle turning-locks Z3Z4, key f2, tape Σ1

Figure E.50. Combination of 2 door straps d0d1, pawl d2, padlock З1, key