What is a Yankee screwdriver used for?
What is a Yankee screwdriver used for?
Just as a standard ratchet, the Yankee can tighten or remove screws, with the use of such an adapter. Some handymen use drill bits of varying sizes with the Yankee screwdriver as well. This tool is convenient for carrying in a tool belt because a Yankee screwdriver is lighter than most power tools.
Who makes Yankee screwdriver?
North Brothers Mfg.
over a 40-year period. The term “Yankee screwdriver” is often used to describe push/pull type screwdriver other than one manufactured by North Brothers Mfg.
Who invented the Yankee screwdriver?
The trade name “YANKEE” screwdriver was first marketed by North Brothers Manufacturing Company in 1899, with the No. 30 spiral ratchet screw driver. YANKEE soon became and still is a well known name in automatic spiral ratchet screwdrivers, with several other models, and model improvements patented by North Bros.
Who invented the ratchet screwdriver?
The Swiss founder, Robert Suter, invented the patented technology of his roller type ratchet. Unfound in other ratcheting tools, the Rolgear screwdriver offers single-handed application, including a silent and smooth ratchet with forward, backward and neutral positions.
When did the spiral Rachet screwdriver come out?
The spiral-rachet screwdriver has been around since at least 1860. The North Bros. Manufacturing company patented their design on December 11, 1923 and marketed it under their “Yankee” line of screwdrivers.
How to remove a bit from a Stanley Yankee 131?
To release the bit just pull back the sleeve and the bit will pop up for easy removal. A simple and inexpensive way to expand the capabilities of your Yankee 131 allowing use of the widely available 1/4″ hex bits. Please see my other items for more adaptors and bits to fit the Stanley Yankee 130 and 131.
How does a Yankee screwdriver hold in place?
The standard Yankee mount both provides twisting force to the bit, but also securely holds the bit in place. Some of the Yankee to hex bit adapters do provide various ways of holding the bit in place beyond a magnet — sometimes, a screw-down collar, in other cases, a spring retainer.
Where did the spiral screwdriver from Zachary come from?
Zachary was not the first one, there is another form of spiral screwdriver that came earlier from Christopher H. Olson of the Decatur Coffin Co . But his was inside out, the spiral was inside the surface of the casing where as North Bros design has the spiral on the rotating shaft.
