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It lay at the northern end of the dam, which had a 600-foot (180 m) spillway and included a weir and two other locks. The three buildings on the site were a three-story powerhouse (measuring about sixty feet/18 m square), which contained the machinery to operate the lock, and with two identical 2 + 1 ⁄ 2 -story residences for the lock master ...
Erie Canal Lock 52 Complex is a national historic district located at Port Byron and Mentz in Cayuga County, New York.The district includes two contributing buildings (the Erie House and the blacksmith shop / mule barn); three contributing engineering structures (Erie Canal Lock 52, culvert, and canal prism of the enlarged Erie Canal); and archaeological sites associated with the canal operations.
Locks are usually re keyed to build master-key systems, make a set of locks share a common key, or to eliminate compromised keys. [2] [3] [4] Sometimes worn pins are replaced with new pins if the old pins become too short to reach the shear-line. [5] The shear-line is the thin line shared by the lock plug and its cylindrical housing. If a pin ...
The five-story brick loft building on the north side of South Main Street and the south bank of the Pequabuck River was constructed in 1916. To the southeast is a small one-story, storage shed built during the same period. On the north side of the Pequabuck is a one-story brick structure likely constructed during the 1940s.
The Washington City Canal, circa 1851. The C & O Canal was extended between 1832 and 1833, to connect to the Washington City Canal. [3] The lockkeeper's house was built in 1837 for toll collecting and record keeping, only to be abandoned in 1855 with the demise of the canal 30 years after its construction — which by then had ceded transportation of heavy goods to the nascent railroads and ...
The Hall's Safe & Lock Company was an American [1] manufacturer of locks, safes, and bank vaults throughout the second half of the 19th century. Incorporated by Joseph L. Hall in 1867, the Hall's Safe & Lock Co. of Cincinnati, Ohio quickly grew to become the largest [ 2 ] safe and vault manufacturer in the world.
Lock designs became significantly more complicated in the 18th century, and locksmiths often specialized in repairing or designing locks. Although fitting of keys to replace lost keys to automobiles and homes, and the changing of keys for homes and businesses to maintain security is still an important part of locksmithing, according to a 1976 ...
A Chubb detector lock is a lever tumbler lock with an integral security feature, a re-locking device, which frustrates unauthorised access attempts and indicates to the lock's owner that it has been interfered with. When someone tries to pick the lock or to open it using the wrong key, the lock is designed to jam in a locked state until ...
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