Mercury boilerplates Boilerplate (spaceflight)

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1 mercury boilerplates

1.1 etymology
1.2 notable events
1.3 photos





mercury boilerplates

mercury boilerplates manufactured in-house nasa langley research center technicians prior mcdonnell aircraft company building mercury spacecraft. boilerplate capsules designed , used test spacecraft recovery systems, , escape tower , rocket motors. formal tests done on test pad @ langley , @ wallops island using little joe rockets.


a summary of mercury boilerplates can found @ field guide american spacecraft.


etymology

the term boilerplate originated use of boilerplate steel construction of test articles/mock-ups. historically, during development of little joe series of 7 launch vehicles, there 1 actual boilerplate capsule , called such since conical section made of steel @ norfolk naval shipyard. capsule used in beach abort test, , subsequently used in lj1a flight. however, term subsequently came used prototype capsules (which in own right complicated orbital capsules). usage technically incorrect, other capsules not made of boilerplate, boilerplate term had been genericized.


notable events

section sources.


1959 july 22 - first successful pad abort flight test functional escape tower attached mercury boilerplate.
1959 july 28 - mercury boilerplate instrumentation measure sound pressure levels , vibrations little joe test rocket , grand central abort rocket/escape tower.
1959 september 9 - big joe atlas boilerplate mercury (bj-1) launched , flown cape canaveral. test flight determine performance of heat shield , heat transfer boilerplate, observe flight dynamics of boilerplate during re-entry south atlantic, perform , evaluate capsule floatation , recovery system procedures, , evaluate entire capsule , rocket characters , system controls.
1960 may 9 - beach abort test little joe rocket successful.
1961 february 25 - successful drop test of mercury boilerplate spacecraft fitted impact skirt, straps , cables, , heat shield.
1961 march 24 - successful mercury-redstone bd (mr-3) launched occurred apogee of 181 km (112 mi); first sub-orbital unmanned flight.

photos














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