zerk การใช้

• But Zerk's fitting was an improved style, less vulnerable to dirt and more forgiving of angled approach.
• At the time of this advertisement, the fittings were of the flat-top type, but Zerk fittings would soon appear . ]]
• A radioactive atom breaks-the pieces go left and right, up and down, back and forth, why not zerk and krez?
• Before Zerk fittings existed, bearings were lubricated in various other ways that tended to be more maintenance-intensive and often provided less effective lubrication.
• They also made radios and refrigerators, among other products, and produced the ubiquitous " zerk " grease fitting, named after its inventor, associated with the company.
• The patent for the Zerk fitting was granted to Oscar U . Zerk in January 1929, and the assignee was the Alemite Manufacturing Corporation ( thus the eponymous names for the fittings ).
• The patent for the Zerk fitting was granted to Oscar U . Zerk in January 1929, and the assignee was the Alemite Manufacturing Corporation ( thus the eponymous names for the fittings ).
• Grease guns to feed the grease with higher pressure existed, but their pre-Zerk fittings were not as good for making clean, sealed contact easily, and they were less widely used than today.