×

Ladder assembly for a fire apparatus

  • US 9,579,530 B2
  • Filed: 11/24/2014
  • Issued: 02/28/2017
  • Est. Priority Date: 11/24/2014
  • Status: Active Grant
First Claim
Patent Images

1. A quint configuration fire apparatus, comprising:

  • a chassis;

    a pump and a water tank coupled to the chassis;

    a body assembly coupled to the chassis and having a storage area configured to receive a ground ladder and a fire hose;

    a single front axle coupled to a front end of the chassis and a single rear axle coupled to a rear end of the chassis; and

    a ladder assembly including;

    a first section, a second section, a third section, and a fourth section, wherein the ladder assembly has an end that is coupled to the chassis;

    a pad slidably coupling the first section to the second section, the pad defining a first engagement surface and a second engagement surface, wherein the first engagement surface is spaced an offset distance from the second engagement surface; and

    a resilient member coupling the pad to a bracket, wherein the bracket is positioned to support the pad such that the first engagement surface and the second engagement surface contact the second section and transfer loading along the ladder assembly;

    wherein the ladder assembly is configured to support a tip capacity of at least 750 pounds, wherein the water tank is configured to contain at least 500 gallons of water, and wherein the center of gravity of at least one of the chassis, the body assembly, the pump, and the water tank are positioned to counterbalance a moment associated with the tip capacity with the ladder assembly extended to the horizontal reach of at least 90 feet.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×