Both arms were crossed around the waist and close to the chest. 3) During the test, the subject should completely stand up and then completely sit down. 4) Record the number of times that the subject stands up from and sits down in the chair within 30 s. 5) For safety purposes or...
5. Signal control mechanism of the class described, comprising a spring operated clockwork mechanism, a drive shaft normally urged for rotation in one direction by the spring, a swing arm fixed to said shaft for rotation therewith and including relatively long and short radial arms, a limit stop...