The Big Plan

• Prop sits on standard wheelchair with no or little modification to the chair.
• Prop can be easily disassembled for storage.
• Prop movement must be fast.
• Prop must be durable for over aggressive operation.
• Prop to include a rear mount for optional vertical wheelchair movement.

Demo Video Clip (10 MB) Demo Wheelchair Motion POC Video Clip (10 MB)

Demo Video Clip (10 MB) Demo "Honey" prop POC (6.4 MB)

Old wheelchair prop (link here)

Poison Props wheelchair prop (link here)

J-Man Skelly prop and 4-bar discussion (link here)

Thehoghunter wheelchair prop on Halloween Forum (link here)

bert1913 wheelchair prop on Halloween Forum (link here)

Prop head/arm movement on Halloween Forum (link here)

scaryguys.com Basic Animation Mechanisms (link here)

Four Bar Simulator (link here)

Four Bar Prop Example B Box (link here)

Four Bar Prop Example C Box (link here)

pic from Halloween Forum but can't find the post:

mechanism at rest

mechanism at scare position

Fresh load of scrap metal.

Another load of scrap metal.