« Kaketsugi | Home | 'Why I Am A Bad Correspondent' โ€” Neal Stephenson »

October 20, 2022

Engineer's Scale Model of an Extending Fire Escape Ladder

Screen Shot 2022-10-19 at 12.15.32 PM

From 1st Dibs:

A detailed engineer's model of a lattice-girder extending fire escape ladder.

Screen Shot 2022-10-19 at 12.14.54 PM

11

The ladder can be extended by the powered mechanism, or by a winder;

12

as it extends/retracts, the ladder moves through 90 degrees as it lowers or rises.

Screen Shot 2022-10-19 at 12.14.30 PM

Length when ladder fully extended: 11.7 feet.

Features and Details:

1

Screen Shot 2022-10-19 at 12.15.06 PM

$6,242.91.

Note: Price does not include $1,999 Express Front Door Shipping to U.S. from London, England. Arrives in 3-7 weeks.

October 20, 2022 at 08:01 AM | Permalink


Comments

Post a comment