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US 8,807,157 B2Granted
Hose reels
AssigneeFraser Fire & Rescure Limited
InventorsMartin Simpson, Nathan Marchant
Life of this patent
Estimating the term…
Abstract
A hose reel assembly including a drum assembly and a motor drive system, wherein: the motor drive system includes a drive motor arranged within the drum assembly and further arranged to drive the drum assembly from inside the drum assembly, wherein the drum assembly is arranged to axially rotate relative to the drive motor, and the drum assembly includes a removable access panel for providing access to the drive motor.
Claims23
A fire hose reel assembly including a drum assembly and a motor drive system, wherein:
- the motor drive system includes a drive motor, a gear box and an electro-magnetic clutch all arranged within the drum assembly,
- the drive motor is arranged to drive the gear box,
- the gear box is arranged to drive the clutch, and
- the clutch includes a coil that may be energised to force an armature towards a rotor to selectively rotate the drum assembly from inside the drum assembly so as to axially rotate the drum assembly relative to the drive motor by driving an internal portion of the drum assembly that is positioned away from the sides of the drum assembly.
1 more element
Dependencies are inferred from the claim text.