
Bearikade Intro: What is a Bearikade
?
The Bearikade is a bear resistant container made of a lightweight composite
sandwich. The Bearikade is easily opened by a human using the edge of
a coin or other flat object such as a screwdriver blade. Animals, on
the other hand, find it virtually impossible to open. The Bearikade is
available in two sizes; the Weekender
MKII, which will hold about 6 person days of food (2 people for
3 days) and weighs 1 pound 15 ounces or the Expedition
MKII which holds about 9 person days of food and weighs 2 pounds
5 ounces. For some common questions you might have, please check out our Bearikade
FAQs.

The Bearikade can be easily carried
in all pack-types.
Overview:
Enjoying and sharing the wilderness with permanent lodgers such as
Black Bears requires the diligent backpacker to plan how to keep food,
toiletries
and other items with odors safely secured from these intelligent, inquisitive
and strong neighbors. The Bearikade food canister was introduced in
the 1999 season and is currently used by Rangers in Gates of the Arctic,
ANWR,
Olympic, Mt.
Rainier, North Cascades, Yosemite, Kings Canyon/Sequoia and Inyo. It
is the lightest weight food canister approved for use in the Sierra.

When a long day hiking is over, take
your pack off. Relax - use it as a camp chair.
New Features:
The Bearikade food canister introduced the use of the highest strength-to-weight
ratio materials developed to meet aerospace requirements. The design
geometry was chosen after reviewing thousands of questionnaires submitted
to Park
Officials by backpackers. The large opening answered the number one
complaint that existing products had too small an opening. The external
diameter
is dictated by the design goal to keep Grizzly Bears from getting a
jaw lock on the canister. O-ring seals make the unit moisture resistant
and
limit the broadcast of odor to a much smaller area. A lanyard is included
in order to keep the hatch from being under foot or lost. The use of
automotive/aircraft/watercraft quarter turn fasteners simplifies hatch
removal without special tools (coin
or washer is all it takes).

The Bearikade is handcrafted by aerospace engineer backcountry enthusiasts.
Construction:
The heart of the Bearikade
food canister is the composite carbon fiber cylinder that is created
using
an offset
seam, table rolling technique with proprietary consolidation materials.
A long tooling mandrel holds the cylinder raw stock while curing in an
autoclave at elevated temperature and pressure. Individual cylinders
are then trimmed according to desired standard lengths of 10" or
14". Custom cylinder lengths as short as 8" are available upon
request.
High strength aircraft aluminum alloy 6061-T6 is used for the three metal
parts: endcap (not removable), locking collar (receives the removable
hatch) and the cover or hatch. A combination of automatic cutoff saws,
Blanchart grinders, CNC milling machines and CNC lathes complete the
desired geometry. The parts are then tumbled in a container with glass
beads to remove all sharp edges.

High strength, two part adhesive epoxy is used to join the endcap and
locking collar to the composite cylinder. Extreme care is taken in cleansing
prior to bonding and all bonds are performed within hours of part cleaning.
Service temperature of this structural adhesive is –67F to 180F.
High quality quarter turn fasteners are captured in the hatch with an
E-clip to prevent loose hardware. A sealing o-ring is placed under the
head of each quarter turn fastener. In addition, a large o-ring is rolled
into a narrow groove on the top side of the locking collar. The canister
is moisture resistant, but one should realize that Grizzly and Black
Bears have a well developed olfactory system and can likely smell molecules
that escape through the seals. The four seals work together to minimize
the broadcast of odor outside the canister
Spring wire receptacles are riveted to the locking collar in position
to mate with the fastener’s locking ramp for a positive locking
feel. A lanyard and its sheath are anchored to the locking collar and hatch
in order to keep the hatch from falling under foot.
The Bearikade design improves the two most commonly described shortfalls
of the competitor canisters: 1) Opening too small; and 2) Too heavy.
The opening is 50% larger and the weight for similar volume is a full
pound less than the low cost alternative.

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