Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Inventor
William Oldaker
John Henry Oldaker
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by IndividualfiledCriticalIndividual
Application grantedgrantedCritical
Publication of GB190507457ApublicationCriticalpatent/GB190507457A/en
7457. Oldaker, W., and Oldaker, J. H. April 8. Hinges.-By the arrangement o f hinged levers shown, the window casement D swings round as it is pushed from one side of the frame to the other, its hinged slide B sliding in the channel C. Each lever is pivoted at G, F to plates secured to the frame and casement. The length of each lever is not less than the distance between the pivot piece F and the pivot end of the casement, and not more than half the distance between the pivot piece G and the end of the frame.
GB190507457D1905-04-081905-04-08Improvements in and relating to Window Casements
ExpiredGB190507457A
(en)