A fusee cover having a scratch mix adhered thereto. The cover is provided with a plurality of spaced parallel rows of spaced upstanding projections upon which is placed a plastic coating. The scratch mix is adhered to the plastic coating.

A container for transport or storage of liquid in bulk having a filling opening defined by an upstanding neck, the combination of a cover plate having a depending flange, by which the cover plate, when in position, is located on said neck, interlocking means for positively securing the cover plate to the neck including annular seating surfaces formed respectively on the neck and flange of the cover plate, a plurality of circumferentially arranged balls for operative engagement with said seating ...

A POOL COVER FOR KEEPING SOOT AND OTHER PARTICLES OUT OF A POOL AND FOR PREVENTING UNWANTED USAGE OF THE POOL. The pool cover is made of a flexible, durable material and has a central cover portion adapted to rest on the surface of the pool. A border region is secured to the outer edge of the central cover portion including a plurality of separate and independent liquid containers capable of being filled with a suitable liquid, such as water. The border region of the pool cover rests on the peri...

A cover for barges and the like which is formed of a relatively light weight material and is in a semi-rigid form and gains the necessary rigidity from the positioning thereof on the barge combings. The cover is formed in and from mating sections which sections interlock to form a single section. The covers are arcuate in shape to increase the capacity of the barge and door openings and lifting members are formed integrally into the covers.

A protective cover for a window is made of fragmentable material, and is equipped with a fragmenting actuator so when it is desired to remove the cover, the fragmenting actuator fragments the cover. In the preferred embodiment, the cover is a dome over a window for a radiation detector, for example, in the nose of a missile.

A cover shaped to float on the surface of paint remaining in a partially used can of paint to keep the air in the can from drying the surface of the paint. The cover preferably has a de-tachable flexible flange portion that has an outside diameter less than the inside diameter of the surrounding can but larger than the diameter of the opening of the can. Lines are provided to remove the cover from the outside of the can. The lines are connectable to the inside of the can's lid to expedite manual...

An inking cover which has at least a working surface comprised of filled crosslinked poly(epichlorohydrin/ethylene oxide) elastomer plasticized with monomeric ester plasticizer, e.g., tricresyl phosphate, to provide a hardness value of from about 40 to 50 Shore A durometer, contains an amount of microcrystalline wax sufficient to substantially prevent exudation of the plasticizer.

A protective cover for a thread receiving spool designed to protect it from crushing during the thread receiving operation and a method of making the same is disclosed. The cover is generally conical in shape and has a plurality of inwardly directed ribs which rest against the outer surface of the spool when the cover is placed around it. The outer surface of the conical cover is the thread receiving surface of the combination. The cover is formed by molding a suitable material, such as polystyr...

The combination with an open topped aquarium of a cover formed with stepped flanges for resting on the ends of the aquarium walls and having an integral upstanding housing for a light source, an opening in the cover below the light source and a clear, transparent plate for closing off the opening, the plate permitting the passage of light to the interior of the aquarium but serving as a barrier to contaminants dropping into the aquarium, the cover having feeding openings therein and feeding unit...

A pool cover for keeping soot and other particles out of a pool and for preventing unwanted usage of the pool. The pool cover is made of a flexible, durable material and has a central cover portion adapted to rest on the surface of the pool. A border region is secured to the outer edge of the central cover portion and retains a plurality of separate and independent liquid containers capable of being filled with a suitable liquid, such as water. The border region of the pool cover rests on, or is...