1. Writing instrument
2. Writing instrument
1.1: Front
1.2: Top
1.3: Left
1.4: Right
1.5: Bottom
1.6: Perspective view from back and left
1.7: Perspective view from right and front
1.8: Perspective view with the cap opened
2.1: Front
2.2: Top
2.3: Left
2.4: Right
2.5: Bottom
2.6: Perspective view from back and left
2.7: Perspective view form right and front
2.8: Perspective view with the cap opened
Design 1. is a cap-type writing instrument, which is illustrated in Fig. 1.8with the cap detached; the rear view is omitted because it is a mirror image of the front view; Design 2. is a cap-type writing instrument, which is illustrated in Fig. 2.8with the cap detached; the rear view is omitted because it is a mirror image of the front view.