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Forum: Tech Log

4th Apr 2018, 08:51

Replies: 15

B777 Landing Attitude Modification

Views: 9,675

Posted By JammedStab

https://patents.google.com/patent/US6422517B1/en ...

https://patents.google.com/patent/US6422517B1/en

“Aircraft can achieve high angles of incidence relative to a runway during both takeoff and landing segments of flight. If the angle becomes large...

Forum: Tech Log

4th Apr 2018, 08:50

Replies: 15

B777 Landing Attitude Modification

Views: 9,675

Posted By JammedStab

But....the LAM software is designed to prevent...

But....the LAM software is designed to prevent nosegear and tailstrikes on landing. A separate software program prevents tailstrikes on takeoff which I have partially quoted in the next post....

Forum: Tech Log

4th Apr 2018, 03:20

Replies: 15

B777 Landing Attitude Modification

Views: 9,675

Posted By JammedStab

Could be......but I think DLC is used throughout...

Could be......but I think DLC is used throughout the approach with spoilers while I believe this is only for the flare using flaperons.

Forum: Tech Log

3rd Apr 2018, 18:39

Replies: 15

B777 Landing Attitude Modification

Views: 9,675

Posted By JammedStab

According to the patent.... "Like aft body...

According to the patent....

"Like aft body contacts, nose gear first contacts can be avoided by adjusting a variety of flight parameters. Decreasing landing approach speeds, decreasing trailing...

Forum: Tech Log

3rd Apr 2018, 18:36

Replies: 15

B777 Landing Attitude Modification

Views: 9,675

Posted By JammedStab

According to the patent..... "While the...

According to the patent.....

"While the direct lift control proposal has some advantages, it has substantial drawbacks. Because the direct lift control technique uncouples flight path control from...

Forum: Tech Log

2nd Apr 2018, 22:46

Replies: 15

B777 Landing Attitude Modification

Views: 9,675

Posted By JammedStab

I can't be sure but it talks about the tailskid...

I can't be sure but it talks about the tailskid being removed...which is the case for the newer-build aircraft and also has this on the right side...."1998-10-20
US5823479A Grant", "Priority date...

Forum: Tech Log

2nd Apr 2018, 17:16

Replies: 15

B777 Landing Attitude Modification

Views: 9,675

Posted By JammedStab

B777 Landing Attitude Modification

Consider the following to be some of the interesting stuff that Boeing just does not tell you about much....

There is tailstrike protection designed into the software but also nosewheel first...

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