| 摘要 |
1,082,771. Rollers for sliding doors, windows &c. E. HILL ALDAM & CO. Ltd. Jan. 7, 1966 [Jan. 15, 1965], No. 1950/65. Headings E1J and E2M. A bottom roller 10 for a sliding door ur window 20 is mounted in a housing 14 which in turn is mounted within an outer casing 18 about an axis 16 perpendicular to the roller 10 axis and offset from the central plane of the roller as by means of integral lateral extensions 15 and similar cooperating ears on the casing 18. This latter may be housed in a recess in the bottom surface of the door or window frame 20. By virtue of this construction the door or window may be given a lateral movement to exert pressure on tubular draught excluder strips 24 on the main frame. |
