US3640420A — Cooler chest

Claim 1

Independent Claim 187 words

A cooler chest comprising an open-topped base container of thermally insulating construction, each end of said container having an outer sheath and having a pair of holes through said sheath at locations spaced below the top of said container, a cover comprising two cover halves formed of plastic material, each of said cover halves having end walls and a top wall and sidewall extending therebetween, said end walls having integral pivot pins inwardly extending from the extremities thereof, each of said pivot pins projecting through said sheath and into one of said holes, each of said pivot pins being provided with a head of such a size that said pin must be manually forced through its pivot hole, whereby said cover halves can be swung upwardly and inwardly about said pivot pins to form a closed cover or outwardly and downwardly to uncover said container, said heads on said pins serving as stops to prevent accidental withdrawal of said pins from said holes, handle means affixed to said cover for lifting said chest, and latch means for locking said two cover halves together in the closed position.

Claim 2

Dependent Claim 187 words

A cooler chest comprising an open-topped base container of thermally insulating construction, each end of said container having an outer sheath and having a pair of holes through said sheath at locations spaced below the top of said container, a cover comprising two cover halves formed of plastic material, each of said cover halves having end walls and a top wall and sidewall extending therebetween, said end walls having integral pivot pins inwardly extending from the extremities thereof, each of said pivot pins projecting through said sheath and into one of said holes, each of said pivot pins being provided with a head of such a size that said pin must be manually forced through its pivot hole, whereby said cover halves can be swung upwardly and inwardly about said pivot pins to form a closed cover or outwardly and downwardly to uncover said container, said heads on said pins serving as stops to prevent accidental withdrawal of said pins from said holes, handle means affixed to said cover for lifting said chest, and latch means for locking said two cover halves together in the closed position.

Claim 3

Dependent Claim 169 words

A cooler chest comprising an open-topped base container of thermally iNsulating construction, a cover comprising two cover halves, means for pivotally mounting each said cover half upon said base container at opposite ends thereof and at locations spaced below the top of said container whereby said halves can be swung upwardly and inwardly about the pivot mountings to form a closed cover or outwardly and downwardly to uncover the container, a pair of spaced handle-mounting bosses arranged on each cover half at the abutting edges thereof, a handle part pivotally mounted in each pair of bosses, and a latch reach attached to an arm of at least one of said handle parts, said reach being substantially L-shaped to extend over and down along the far side of the boss of the adjoining cover half whereby to lock the cover halves together when the handle part is upright and to unlock the cover halves when the handle is swung outwardly and downwardly to disengage the latch reach and associated boss.

Claim 4

Dependent Claim 169 words

A cooler chest comprising an open-topped base container of thermally iNsulating construction, a cover comprising two cover halves, means for pivotally mounting each said cover half upon said base container at opposite ends thereof and at locations spaced below the top of said container whereby said halves can be swung upwardly and inwardly about the pivot mountings to form a closed cover or outwardly and downwardly to uncover the container, a pair of spaced handle-mounting bosses arranged on each cover half at the abutting edges thereof, a handle part pivotally mounted in each pair of bosses, and a latch reach attached to an arm of at least one of said handle parts, said reach being substantially L-shaped to extend over and down along the far side of the boss of the adjoining cover half whereby to lock the cover halves together when the handle part is upright and to unlock the cover halves when the handle is swung outwardly and downwardly to disengage the latch reach and associated boss.

Claim 5

Dependent Claim 59 words

A cooler chest in accordance with claim 2 wherein each handle part has inturned pivot pins for pivotally mounting said part in the bosses and the latch reach is attached to the inside of an arm of at least one of said handle parts whereby to engage one of the bosses to which the other handle part is pivoted.

Claim 6

Dependent Claim 61 words

A cooler chest in accordance with claim 2 wherein the far side of the boss engaged by the latch reach is curved in such a way that the two cover halves are drawn together by camming interaction of said reach and said boss as the handle part to which the reach is attached is pivoted upwardly and inwardly to locking position.

Claim 7

Dependent Claim 27 words

A cooler chest in accordance with claim 2 wherein the handle part is composed of a plastic material and the latch reach is an integral part thereof.

Claim 8

Dependent Claim 46 words

A cooler chest in accordance with claim 5 wherein each of the two handle parts is provided with a latch reach, the reaches being arranged at opposite ends of the collective handle whereby to lock the two cover halves together at both sets of adjoining bosses.

Annuity Stage	Window Opens	Payment Deadline	Surcharge Period Until	Estimated Fee	Status
3.5 Years (Year 4)	1975-02-07	1975-08-09	1976-02-08	$2000.00	Window Closed / Lapsed
7.5 Years (Year 8)	1979-02-07	1979-08-09	1980-02-08	$3760.00	Window Closed / Lapsed
11.5 Years (Year 12)	1983-02-07	1983-08-09	1984-02-08	$7700.00	Window Closed / Lapsed

Cooler chest

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