A heavy lever then had to be raised to release the brake, an early example of a fail-safe device.
(And not very confidence-inspiring: whatever the technological shortfalls of the old machines, the ca-chunk of that heavy lever conveyed a gravitas and finality appropriate to the task. These machines, which look like a portable shredder perched atop an outdoor trash can, do not).
With a slight nudge, a heavy-looking lever on the lift assist swings from right to left, like workout equipment without resistance, allowing workers to move 100 pounds with just one pound of force.
The upper unit has a heavy old-fashioned lever, to be pulled down like the handle of a water pump in order to summon help.
The 648 items covered 805 issues potentially relevant to shoulder patients, as several items included two or more issues (e.g., "I have difficulty opening, holding, pushing, or pressing [e.g., triggers, levers, heavy doors]". All issues were assessed by three raters (two orthopedic surgeons, one psychologist) concerning their relevance for the assessment of the forgotten joint concept.
Is it because the nut is crushed in two directions by two levers, and heavy bodies are easily split by a lever?
Take a look inside one and you'll find mechanical switches, heavy electrical coils, springs, levers and – more than anything else – hundreds and hundreds of yards of wiring.
The current state-of-the-art of research on use of multiple lever controls in heavy machinery such as underground mining machines, forklifts, excavators and cranes is reviewed.
Aristotle's example of such an unnatural mover is the lever, an object heavy by nature, with which loads can be lifted (Physics 8.4, 255a20 23).
He hands me the credit card slip; I'm reminded of the old taxi meters, where the ride began with the driver flipping a lever up, a heavy mechanical gesture.
They used "big macro levers".
