Steelyard balance - Wikipedia
Steelyards of different sizes have been used to weigh loads ranging from ounces to tons. A small steelyard could be a foot or less in length and thus conveniently used as a portable device that merchants and traders could use to weigh small ounce-sized items of merchandise.
Steelyard Weight · Medieval London Objects 3 · Medieval London
The steelyard weight is a balancing weight that is attached to a Steelyard balance. Made of lead, the weight is an elongated circle (66 mm high and 64 mm wide) covered in a copper alloy to give it a bonze coloration. [1] . The suspension loop at the top of the weight is used to tie a rope through so that it can be hung from a steelyard balance.
过秤 - 搜索 词典
必应词典为您提供过秤的释义，拼音[guò chèng]，na. weigh (on the steelyard)； 网络释义： weighing; weighonthesteelyard；
Steelyard – Physics
The steelyard balance has been around since ancient times. It works by employing a counterweight and lever to weigh objects. Leverage is adjusted by sliding the counterweight on a metal arm. The balance may be used to demonstrate the principles of torque and center of mass. Parts. The steelyard balance is found fully-assembled on shelf C3. Setup.
Steelyards - University of California, San Diego
2017年2月14日 · A steelyard or "Roman Balance" (Chinese gănchèng 杆秤) is an instrument for weighing things. It consists of a horizontal balance bar suspended from a fulcrum, located towards one end, thus dividing the bar into a long and a short portion. From the short end a hook or weighing pan is suspended.
Steelyard weight · Medieval London
The steelyard weight is a balancing weight that is attached to a Steelyard balance. Made of lead, the weight is an elongated circle (66 mm high and 64 mm wide) covered in a copper alloy to give it a bonze coloration. [1] . The suspension loop at the top of the weight is used to tie a rope through so that it can be hung from a steelyard balance.
Steelyard Weight
A steelyard is a type of weighing tool, where goods are hung from one end and a weight is slid along the arm until the steelyard stays horizontal. This lead steelyard weight was found at the site of the Roman fort at Newstead in Roxburghshire. The chain from which the steelyard weight was suspended still survives. The weight is plain.
Weighing in on Steelyard and Bismar Scales
2022年10月6日 · Most are likely familiar with equal arm beam balances which balance perfectly when nothing is being weighed. However, both steelyard and bismar balances are asymmetrical. The first goes by many different names including dotchin —an Anglicization of the Chinese name—and gănchèng—which directly translates to “stick weight” in Mandarin.
Steelyard Weights - Finds Recording Guides
2019年8月23日 · Steelyards weights recorded by the PAS are mostly either Roman or medieval. The classic Roman steelyard weight is biconical and made of lead. Some Roman steelyard weights have a lead core within a figural copper-alloy casing with an integral loop.
Scales and Steelyards - Discover Lewis & Clark
Four or five plews (beaver skins) hang from a Roman steelyard. The counterweight has been moved to the point on the graduated scale at which the balance arm is nearly level. Their total weight may then be read from the scale shown on the balance arm.