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| OF THE INVENTION Referring to FIGS. 1-4, a fowl, for example a chicken, is generally indicated by ... |
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| Baler loading method |
| Having thus described the invention, what is claimed as new and desired to be secured by Letters P... |
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| Flavor production |
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| Pistachio nut hulling apparatus |
| I claim: 1. A hulling apparatus for removing hulls from pistachio nuts comprising: a. a support ... |
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| Apparatus for slicing broccoli and the like into spears |
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| Method and apparatus for regenerating a dense motion vector field |
| OF PREFERRED EMBODIMENTS The method and apparatus described below enables a dense motion vector ... |
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| Twin channel reduction drive with electric motor |
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| OF THE PRESENT INVENTION The mirror actuator assembly of the present invention, generally denoted ... |
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Insulated closures for attic fans, and seals therefor
| Details |
Inventors: Chapman, Lael Ogden;
Assignee:
Primary Examiner: O'Dea; William F.
Assistant Examiner: Capossela; Ronald C.
Attorney, Agent or Firm:
Insulated closures for attic fans, and the like, one modification of the apparatus having an insulated panel which is removably disposed to cover the attic fan opening, and another modification having insulated tiltable dampers. Complete edge seals for each modification are provided. |
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DETAILED DESCRIPTION I claim: 1.
Insulated closure for an attic fan air inlet, comprising an attic fan having an air inlet, said attic fan having plural parallel elongate vanes across said air inlet rotatable to open and closed positions with respect to said air inlet, a frame around said air inlet at the entrance to said air inlet, said vanes being spaced from said entrance to said air inlet to provide a recess space over the area of said air inlet, insulated panel means conforming in shape to said air inlet and disposable in a closed position within said recess space of said air inlet and flush with the entrance to said air inlet to cover said vanes and to close said air inlet, said panel means being movable from said closed position covering said vanes to open said air inlet, and peripheral seal means around at least one of said panel means and air inlet to seal therebetween when said panel means is in said closed position.
2.
Combination of claim 1, said panel means being movably affixed in said air inlet by pivotal connection means.
3.
Combination of claim 2, said panel means comprising a flat outer plate having inwardly depending walls therearound to provide an insulation space, and a layer of insulation material affixed in said insulation space.
4.
Combination of claim 1, said peripheral seal means comprising an elongate strip of elastomeric material having a flat side and a convex side the edges of which coincide, the flat side of each said strip being adhered to one of a said panel means and said air inlet.
5.
Combination of claim 1, said panel means comprising a single unitary panel comprising a flat outer plate and inwardly depending edge walls forming an insulation space therewithin, a layer of insulation affixed in said insulation space, releasable hinge means at one edge of said panel engaged with one side of said air inlet, latch means at another edge of said panel adapted to releasably engage another side of said air inlet, whereby said panel may be pivotally opened and removed from said air inlet
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