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  1. Turpinr Mar 4, 2023

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    Thanks both.Sounds like compression rather than the spine bending but even so sounds ****ing dangerous and a once only occurrence, or else:(
     
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  2. DoctorEvil Mar 4, 2023

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    For those of you interested in what type of injuries occur to the human body whilst ejecting from an aircraft, there is a short section on this topic in this book:
    PXL_20230304_102015169.jpg
    It was written by an Aviation Medicine specialist, the chief instructor of the AvMed course I attended. He was ex-military.

    Basically, I quote: "One of the major injury types associated with ejection is vertebral fracture". "In general, the aviation medicine literature suggests that the spinal fracture rate for ejection is in the region of 18-35%". "In practical terms, aircrew ejecting from a stricken aircraft have at least a 1 in 5 chance of sustaining a vertebral fracture" .

    A graph from the book above showing the most affected vertebra (using RAAF data):
    PXL_20230304_103704598~2.jpg
     
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  3. Omegafanman Mar 4, 2023

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    @DoctorEvil
    I just looked up some RAF data for more modern rocket seats and the spine injury rate looks comparable (30%). Of course the design changes mentioned below might have helped reduce some of the other injuries going forward. I imagine for military jets the survival rate had they stayed in the aircraft was close to zero in most cases, so it is still a remarkable piece of kit - to remove a human from such an extreme environment/situation quickly and keep them alive with relatively minor injuries compared to a crash scenario.

    Methods: A total of 232 Royal Air Force accident reports were accessed and aircrews' injuries were related to the aircraft parameters of ejection, aircrew anthropometry, and the ejection seat and parachute dynamics. Ejection sequences were simulated using a computerized modeling tool to provide information relating to the dynamic response index, acceleration of the ejection seats, and performance of the parachutes.

    Results: Ejection survival was 89.2% overall, 95.7% for within envelope ejections and 23.8% for out of envelope ejections. There were 29.4% of aircrew who sustained spinal fractures. Another 14.2% of aircrew sustained a head injury and the incidence of head injury in Tornado ejectees was higher than the other aircraft types. Compared with 5.8% of ejectees from aircraft with an arm restraint system, 11.2% of aircrew sustained upper limb flail injuries from ejecting from aircraft without an arm restraint system. Arm flail injuries occurred at a higher aircraft speed at ejection compared with ejections where no arm flail injuries were sustained. There was also 18% of aircrew who sustained lower limb parachute landing injuries.

    Discussion: Information from this study has lead to a redesign of the Tornado ejection seat headbox, an improvement in the Tornado ejection catapult dynamics, an upgrade of escape system parachutes, and provided evidence that future aircraft should be fitted with an arm restraint system.
     
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  4. Twocats Married... with children Mar 4, 2023

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    Bremont does the MB-II & III in collaboration with Martin-Baker and anyone can buy one of those. The MB-I is reserved for those pilots who have ejected.
     
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  5. JimInOz Melbourne Australia Mar 4, 2023

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    If they ejected in a MB Mk1 they deserve a free watch (and a lot more).
     
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  6. Turpinr Mar 4, 2023

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    20221002_100052.jpg 20221111_063241.jpg

    20230209_130158.jpg
    Wife's Solo LC named after Lettice Curtis a female aviator, my Alt1-p2 Lancaster and Supermarine S300.
    The LC has beautiful coloured hands that I can never captured
     
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  7. Turpinr Mar 4, 2023

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    Hahaha just what I was thinking.
    Anybody who baled out of a WW2 aeroplane from whichever side deserves something too.
     
    Edited Mar 4, 2023
  8. Twocats Married... with children Mar 4, 2023

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    I have the Wright Flyer, it’s a big watch relative to my wrist size but it contains a piece of the first powered flying machine that flew this year 120 years ago for the first time.

    62B95101-7812-45FC-B1DD-6913F67FB065.jpeg DBA34CD4-5A6E-4D83-9DFB-010651904B73.jpeg 091F9790-6E74-42BA-B540-3088C01D2714.jpeg
     
  9. Twocats Married... with children Mar 4, 2023

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    I love the supermarine but worry the lugs are too long for my wrist. I assume the Lanc is a limited edition ?
     
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  10. Turpinr Mar 4, 2023

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    WoW I like that.It's vintage looking isn't it ??
    I was considering getting the Sotek Broadsword but it didn't happen.
    My Lancaster is 43mm and a bit bigger than I would usually prefer
     
  11. Twocats Married... with children Mar 4, 2023

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    They said they based the design on the pocket watch they wore at the time because wrist watch’s didn’t appear till later.
     
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  12. Turpinr Mar 4, 2023

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    Yeah air, ground crew and close relatives.
    I asked for QR-T to be engraved at first but changed it to his service number 2226899 20210423_124543.jpg
    I swapped the rubber strap on the S300 for a bracelet last year.
     
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  13. Turpinr Mar 4, 2023

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    It's really handsome.Is that the one all the fuss was made about by Bremont detractors?
     
  14. Twocats Married... with children Mar 4, 2023

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    That’s so cool and really priceless. Bremont get crap from a lot of people but they way they do this is much better than the Rolex way. With Bremont you deserve it on merit and now how wealthy you are buying three to get the one you want.
     
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  15. Twocats Married... with children Mar 4, 2023

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    That’s the one, the ‘in-house’ debate that blew up. No such thing as bad press in my opinion
     
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  16. Turpinr Mar 4, 2023

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    I don't understand the flak they get and I stopped going on TZUK for that reason.
    I had a look round the boutique in Manchester and the missus and I could have come away with a few if funds had allowed.
    Americas cup, the Sotek, Jaguar, Hercules and Norton to name a few.
     
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  17. 64Wing Mar 4, 2023

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    THIS! ^^^

    They do seem to catch a lot of flak, some of which is deserved. But I must admit I do like their general design. Is it that people think they're too expensive for being a relatively new manufacturer? I get it, buy a 'proven' Omega or Breitling for the money, but the Bremont is still a nice watch
     
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  18. Twocats Married... with children Mar 4, 2023

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    My wife has this top of her list for the next piece. Thankfully she has agreed to offload three or four of her collection before we buy again.

    https://www.bremont.com/products/lady-k-sky-bracelet
     
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  19. Twocats Married... with children Mar 4, 2023

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    I believe some of it is ‘it’s not German, Japanese or Swiss’ snobbery just like cars and wine
     
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  20. Turpinr Mar 4, 2023

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    Oh dear if my missus saw that dial......::love::
    I was right and she's already seen it
     
    Edited Mar 4, 2023
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