A Novel Transmission

ROBOTS

The marketing arm of P Spooner Stithians, noticing the upswerve in the sales of robots, has created its own Robonics Division. The first models to be produced were in the “Space Men” range, capable of seeking out female humans and subjecting them to a jolly exciting shaking. Read more

Sketchbook Moment No. 43

The Garden of Mechanical Knowledge. Converting (A) rotary motion into (B) linear motion.
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Steppy movement from a smooth cam

Interestingly, the motion derived from the smooth helical cam is jerky because the ratchet moves it in a series of 12 steps. The pin in the foreground moves back and forth picking a tooth at a time. The follower, the steel lever at top right, on which rests a brass button, is lifted in 12 increments then drops down.
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Sketchbook Moment No.42

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Psychology of perception. A: Necker’s Cube B: Necker’s Bicycle Read more

Sketchbook Moment No.41

Pulseometer. Cocktail stick, blu-tak, coin. This one shows a method of amplifying the pulse in your wrist so you can see it more easily.
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Sketchbook Moment No.40

Chosen
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Sketchbook Moment No.39

Mr. Rowbottom was mentioned on the radio this morning…
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Sketchbook Moment No.38

Robotic Police State
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Sketchbook Moment No. 37

Projectile.
Mechanical interpretation of the Heimlich manoeuvre.

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Sketchbook Moment No. 36

The Shop.
You need it. We got it.

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