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US 6,722,152 B1Granted
Fresh air intake filter and multi function grill
AssigneeCarrier Corporation
InventorsAndreas Hille, Robert C. Reimann, Belin Czechowicz, Stephen Stopyra
Life of this patent
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AssigneeCarrier Corporation
InventorsAndreas Hille, Robert C. Reimann, Belin Czechowicz, Stephen Stopyra
Estimating the term…
In a bus rooftop air conditioner having a fresh air inlet for routing fresh air to an evaporator coil by way of a passageway and including a frame located in the passageway for the receiving a filter therein. A hinge mounted grill has a body portion for covering the fresh air inlet, while at the same time having a extended arm coming into contact with the filter to hold it in position. The filter can be removed and replaced by simply rotating the grill member to an open position to thereby disengage the extended arm from the filter and allow it to be removed. The grill member has integrally connected and substantially normally extending guide vanes near its other end which, when the grill is the covering position, extends into a condenser discharge opening to thereby act as diffusers within that opening.
An air conditioner for mounting on the rooftop of a bus comprising:
An air conditioner system having a housing with an opening for the admission of fresh air to flow through a passageway to an evaporator coil, an improved filter arrangement comprising:
A method of installing and retaining a filter in an air conditioning system having a fresh air opening for conducting the flow of fresh air to a passageway leading to an evaporator coil, comprising the steps of:
Dependencies are inferred from the claim text.