Extec Screens and Crushers Limited Patent applications |
Patent application number | Title | Published |
20080217452 | Jaw Crusher - A jaw crusher having two jaws which define an upwardly open crushing chamber for receiving crushable material and a discharge opening between the lower ends of the jaws for discharging crushed material, the jaws being relatively movable so as to vary the size of the receiving chamber and thereby exert working and relieving actions on the crushable material and so that crushed material can be discharged via the discharge opening, and in which: a rotatable elongate member extends throughout at least a major part of the length L of the jaws, and is located at or near to the discharge opening so as to assist the gravity discharge of crushed material through the discharge opening, and/or to exert an impact/crushing action in conjunction with the working actions of the jaws. | 09-11-2008 |
20080210793 | Jaw Crusher - A jaw crusher having two jaws which define an upwardly open crushing chamber for receiving crushable material and a discharge opening between the lower ends of the jaws for discharging crushed material, in which the jaws are relatively movable so as to vary the size of the crushing chamber and apply a working action and a relieving action on the crushable material each jaw has a durable facing surface which is engagable with the crushable material; and a set of interconnected jaw plates is provided for at least one of the jaws and is arranged so that at least some of the jaw plates form at least part of the facing surface of the jaw, said set of jaw plates being movably mounted on the jaw. | 09-04-2008 |