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gptkbp:instance_of
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gptkb:archaeological_site
|
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gptkbp:bfsLayer
|
7
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|
gptkbp:bfsParent
|
gptkb:Martin-Baker_Mk._21
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|
gptkbp:allows
|
limited to specific aircraft
|
|
gptkbp:certification
|
military certification standards
|
|
gptkbp:controls
|
manual control
|
|
gptkbp:country
|
multiple countries worldwide
|
|
gptkbp:deployment
|
rocket-assisted
|
|
gptkbp:design
|
British design
|
|
gptkbp:developer
|
post-World War II
|
|
gptkbp:elevation
|
up to 50,000 feet
|
|
gptkbp:features
|
zero-zero capability
reclined seat position
|
|
gptkbp:feedback
|
positive user feedback
|
|
gptkbp:first_flight
|
gptkb:1964
|
|
gptkbp:height
|
1.2 m
|
|
gptkbp:historical_context
|
Cold War era
|
|
gptkbp:historical_event
|
used in various conflicts
|
|
gptkbp:historical_significance
|
improved pilot survival rates
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Martin-Baker Mk. 21 H
|
|
gptkbp:influence
|
influenced future ejection seat designs
|
|
gptkbp:introduced
|
1960s
|
|
gptkbp:is_compatible_with
|
various aircraft types
|
|
gptkbp:is_tested_for
|
extensive testing phases
|
|
gptkbp:is_used_by
|
gptkb:military_base
|
|
gptkbp:legacy
|
widely used in military aviation
|
|
gptkbp:maintenance
|
regular maintenance required
|
|
gptkbp:manufacturer
|
gptkb:Martin-Baker_Aircraft_Company
|
|
gptkbp:material
|
lightweight materials
|
|
gptkbp:max_takeoff_weight
|
up to 300 knots
automated ejection sequence
catapult system
pyrotechnic ejection
|
|
gptkbp:modifications
|
various modifications available
|
|
gptkbp:notable_users
|
gptkb:British_Armed_Forces
|
|
gptkbp:operational_area
|
gptkb:aircraft
|
|
gptkbp:origin
|
gptkb:United_Kingdom
|
|
gptkbp:produced_by
|
mass produced
|
|
gptkbp:project
|
ongoing research and development
|
|
gptkbp:related_to
|
gptkb:Martin-Baker_Mk._10
|
|
gptkbp:safety_features
|
high safety record
automatic activation
|
|
gptkbp:seating_capacity
|
mechanical ejection
|
|
gptkbp:services
|
1964 to present
|
|
gptkbp:successor
|
gptkb:Martin-Baker_Mk._22
|
|
gptkbp:technology
|
ejection seat technology
|
|
gptkbp:training
|
pilot training systems
integrated into pilot training programs
|
|
gptkbp:type
|
gptkb:archaeological_site
|
|
gptkbp:user_experience
|
enhanced user experience
|
|
gptkbp:weight
|
approximately 100 kg
|
|
gptkbp:width
|
0.5 m
|