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Aeroplane Fire Extinguisher (Patent No: 319762)

Inventor: Gabbetis, John Jackson (Jack)

Location: Crossfield

Comments: see Prairie Sod and Golden Rod: history of Crossfield and District; biographical information; b Yorkshire; farmed near Chinook; served WWI; m 1918, England; returned to Canada 1922; Crossfield 1924; farmed; Calgary 1965; d 1970

Description: I Claim as my invention

" In a fire extinguisher, a container for a fire extinguishing medium under air pressure, a cap threaded to the container, a fluid outlet tube extending through the cap and extending into the extinguishing fluid, a glass cup threaded to the base of the outlet tube, a steel ball within the glass cup and adapted to break the cup on severe shock to the extinguisher to vent the extinguishing fluid under pressure.

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