A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
A latch comprising a base, a handle, a socket, a nut, a threaded shank, and a hollow shaft is provided. The base includes a central through hole and a side recess. The handle includes a toothed holed end. The socket includes an upper toothed section, a lower extension, an intermediate annular flange, a tab extending outward from the flange, an axial channel through the socket, a top hole on the socket and communicating with the channel, and a shoulder between the channel and the top hole. The nut includes a hexagonal top hole and an internally threaded hole. The threaded shank includes an upper section, a lower section, an adjustment section extending downward from the lower section, and an intermediate annular flange between the upper section and the lower section; and the shaft includes an internally threaded hole.
A latch comprising a base, a handle, a socket, a nut, a threaded shank, and a hollow shaft is provided. The base includes a central through hole and a side recess. The handle includes a toothed holed end. The socket includes an upper toothed section, a lower extension, an intermediate annular flange, a tab extending outward from the flange, an axial channel through the socket, a top hole on the socket and communicating with the channel, and a shoulder between the channel and the top hole. The nut includes a hexagonal top hole and an internally threaded hole. The threaded shank includes an upper section, a lower section, an adjustment section extending downward from the lower section, and an intermediate annular flange between the upper section and the lower section; and the shaft includes an internally threaded hole.
Closure latch
LIAU WAN LAI (author)
2016-09-13
Patent
Electronic Resource
English