ROCK DUSTING APPARATUS
First Claim
1. A rock dusting apparatus comprising:
- a housing;
a tank mounted within said housing which comprises a removable top wall member, a sidewall member and a bottom wall member configured to form an internal tank compartment for holding and mixing a rock dust composition;
a mixer positioned on the bottom wall member for mixing the rock dust composition;
a tank discharge port positioned on the bottom wall member or a lower portion of said sidewall member through which the rock dust composition can be discharged from said tank;
a conduit extending from said tank discharge port to a housing discharge port;
said conduit comprising a pump for transporting the rock dust composition through the conduit and through a discharge line operatively connected to said housing discharge port; and
one or more motors mounted within said housing for powering said mixer and said pump.
3 Assignments
0 Petitions
Accused Products
Abstract
A rock dusting apparatus comprising: a housing; a tank mounted within the housing which comprises a removable top wall member, a sidewall member and a bottom wall member configured to form an internal tank compartment for holding and mixing a rock dust composition; a mixer positioned on the bottom wall member for mixing the rock dust composition; a tank discharge port positioned on the bottom wall member or a lower portion of the sidewall member through which the rock dust composition can be discharged from the tank; a conduit extending from the tank discharge port to a housing discharge port; the conduit comprising a pump for transporting the rock dust composition through the conduit and through a discharge line operatively connected to the housing discharge port; and one or more motors mounted within the housing for powering the mixer and the pump. The apparatus is useful for spraying rock dust compositions for suppressing propagation of a flame and/or fire caused by ignition of coal dust and/or gas within a coal mine.
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Citations
20 Claims
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1. A rock dusting apparatus comprising:
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a housing; a tank mounted within said housing which comprises a removable top wall member, a sidewall member and a bottom wall member configured to form an internal tank compartment for holding and mixing a rock dust composition; a mixer positioned on the bottom wall member for mixing the rock dust composition; a tank discharge port positioned on the bottom wall member or a lower portion of said sidewall member through which the rock dust composition can be discharged from said tank; a conduit extending from said tank discharge port to a housing discharge port; said conduit comprising a pump for transporting the rock dust composition through the conduit and through a discharge line operatively connected to said housing discharge port; and one or more motors mounted within said housing for powering said mixer and said pump. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20)
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Specification