This is the simplest and most common type of spark arrestor.

A metal wire mesh is sometimes added as a spark arrestor.

The locomotive chimney would also be fitted with a spark arrestor.

Some chimneys have a spark arrestor incorporated into the crown or cap.

The spark arrestor from the boat was later rescued and donated to the city museum in Fossil.

Screen lid acts as windguard and spark arrestor for safety.

He obtained patents for a spark arrestor and a gauge glass protector.

Penalties for violating spark arrestor laws depend on the issuing agency.

In addition he invented the spark arrestor and the exhaust steam preheater.

Laws governing spark arrestor use in the United States depend on the jurisdiction.

Spark arrestor inspections are performed by trained agency law enforcement or fire prevention personnel.

The distinctive conical chimney, known as a 'balloon stack', contained a spark arrestor.

The exhaust had a spark arrestor.

This mandate requires the operator to have a certified and properly maintained spark arrestor installed at all times.

The smokestack has a Kobel spark arrestor.

Some metal chimineas have a grated door to close off the fireplace opening and a spark arrestor atop the stack.

The stinger (or spark arrestor as Suzuki calls it) exits the exhaust system at the end of the external shell.

In the case of Lytton, the funnel flared out in cone near the top, and may have been fitted with a spark arrestor.

Their large spark-arresting chimneys were replaced with a straight chimney, with a conical spark arrestor being located in the smokebox.

In this position, he was co-author on a patent for a spark arrestor in 1842 that has since become known as the "French and Baird stack".

During periods of extreme fire danger, land managers may prevent the use of all motorized equipment, even if a properly functioning spark arrestor is installed.

One popular design was the Radley-Hunter spark arrestor, which used a spiral-shaped cone to separate embers from the exhaust flow by centrifugal force.

Such a spark arrestor typically consists of a double layer of metal mesh, which catches the ember and allows the flue gas to escape.

A metal wire mesh is often used as a spark arrestor to minimize burning debris from rising out of the chimney and making it onto the roof.

Features 40:1 gas to oil mix, primer bulb for easy starting, automatic chain oiler, chain brake, anti-vibration handle and spark arrestor.

The spark catcher and muffler for the crane had not been maintained and the cold water pump on the crane was not checked regularly.