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Search: Posts Made By: Lu Zuckerman
Showing results 1 to 21 of 21
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Forum: Rotorheads
19th Nov 2004, 15:08
Replies: 632
Views: 164,418
Posted By Lu Zuckerman

Thumbs up Not even close.

To: 3 Top



According to a report issued by the United States General Accounting office the MMH/FH for the CH-53 is 39.1. This was in 1990 and with gained experience this figure could have...
Forum: Rotorheads
18th Nov 2004, 03:28
Replies: 632
Views: 164,418
Posted By Lu Zuckerman

Thumbs up WYSIWYG

The difference between the VH-92 and the US-101 is that the VH-92 is the same aircraft that will be delivered where the US-101 will only reflect the shape of the EH-101 and it will have five blades...
Forum: Rotorheads
13th Nov 2004, 16:52
Replies: 632
Views: 164,418
Posted By Lu Zuckerman

Thumbs up Numbers, I don't need no stinking numbers.

To: heedm



Actually it is 9 in 99,000 hours if you want to be correct in the use of numbers.

The point is that the EH-101 has suffered one catastrophic failure in 11,000 hours of operation....
Forum: Rotorheads
9th Nov 2004, 23:39
Replies: 632
Views: 164,418
Posted By Lu Zuckerman

Thumbs up In support of Igor.

I’m a long time supporter of Sikorsky helicopters but even their best designs will eventually manifest problems. These problems will eventually be solved and as the designs build time the problems...
Forum: Rotorheads
8th Nov 2004, 18:41
Replies: 632
Views: 164,418
Posted By Lu Zuckerman

Thumbs up Hey, what about me?

To: Thomas coupling



I made a lot of comments about the EH-101 and the fact that there were no catastrophic failures considered in the Safety Hazards Analysis (SHA) which was used to gain...
Forum: Rotorheads
27th Oct 2004, 00:55
Replies: 632
Views: 164,418
Posted By Lu Zuckerman

Thumbs up My hand is held on high.

I set up and ran the Reliability and Maintainability program on the Agusta portion of the EH-101. Does that count?

:E :E
Forum: Rotorheads
11th Oct 2004, 16:25
Replies: 632
Views: 164,418
Posted By Lu Zuckerman

Thumbs up Numbers? We don't need no stinking numbers.

I prepared the Maintainability criteria document for the Agusta 129 and I was responsible for the same material on the Agusta portion of the EH-101. In the case of the A-129 the helicopter was...
Forum: Rotorheads
10th Oct 2004, 19:47
Replies: 632
Views: 164,418
Posted By Lu Zuckerman

Thumbs up Would you believe?

To: widgeon

This information was taken from a report prepared by The United States Congressional Accounting Office (GAO). The report was issued to point out the major problems on the Apache...
Forum: Rotorheads
26th Apr 2004, 17:08
Replies: 632
Views: 164,418
Posted By Lu Zuckerman

Thumbs up A different way to look at it.

To: Head Turner



Or, the stress analysis on the gearbox casting was faulty or the design cross section at a critical point was inadequate for the applied loads resulting in a crack in the...
Forum: Rotorheads
7th Apr 2004, 21:42
Replies: 632
Views: 164,418
Posted By Lu Zuckerman

Thumbs up Sweeping the dirt under the carpet.

To: Dangermouse



The only documentation provided to the certification authorities for their evaluation relative to certification are the engineering test reports that show compliance with the...
Forum: Rotorheads
6th Apr 2004, 23:49
Replies: 632
Views: 164,418
Posted By Lu Zuckerman

Thumbs up Cart and horse syndrome.

To: rjsquirrel



If a proper engineering program is initiated it will include Product Integrity analyses which includes an FMECA. The purpose of the FMECA is manifold in that it identifies...
Forum: Rotorheads
10th Nov 2003, 04:30
Replies: 632
Views: 164,418
Posted By Lu Zuckerman

Thumbs up 18-degree offset. Oops, wrong offset

It would seem to me that every time they want to sell an EH-101 or any other aircraft or military systems they offer an offset to sweeten the deal. If this continues the parent company that designed...
Forum: Rotorheads
27th Jul 2001, 02:50
Replies: 632
Views: 164,418
Posted By Lu Zuckerman

Thumbs down To: Speechless Two I’m sorry you feel the...

To: Speechless Two

I’m sorry you feel the way you do. Your perception of me is wrong. Please read my post on the 18-degree thread addressed to RW-1.

Regarding how long we have been in the...
Forum: Rotorheads
26th Jul 2001, 16:37
Replies: 632
Views: 164,418
Posted By Lu Zuckerman

Thumbs down To:Bit Before we get into a P!ss!ng contest...

To:Bit

Before we get into a P!ss!ng contest let me make a statement. Several months ago I became embroiled in a running argument with various UK and Oz types about gyroscopic precession. The...
Forum: Rotorheads
26th Jul 2001, 01:10
Replies: 632
Views: 164,418
Posted By Lu Zuckerman

Thumbs down To: BIT Whether you want to continue this...

To: BIT

Whether you want to continue this discussion or not, I will respond to your statements. If you wish to respond that is your prerogative.

An FMEA and an FMECA are basically the same...
Forum: Rotorheads
25th Jul 2001, 23:09
Replies: 632
Views: 164,418
Posted By Lu Zuckerman

Thumbs down To: BIT What you say is true. I did work on...

To: BIT

What you say is true. I did work on the EH 101 a long time ago but it was when the FMEA was being prepared. In almost every program I have ever worked on when the findings of the FMEA...
Forum: Rotorheads
23rd Jul 2001, 04:00
Replies: 632
Views: 164,418
Posted By Lu Zuckerman

Thumbs down To: Nick Lappos 1) I find your point of...

To: Nick Lappos


1) I find your point of view insulting and inflammatory, and at odds with my intimate knowledge of the Westland and Agusta folks who work in my profession. That anyone would...
Forum: Rotorheads
23rd Jul 2001, 01:10
Replies: 632
Views: 164,418
Posted By Lu Zuckerman

Thumbs down To: Nick Lappos, I beg to differ with you...

To: Nick Lappos,

I beg to differ with you regarding on what subterfuge aircraft companies enter into when selling a design to the military or to a civilian operator. In my line of work I get to...
Forum: Rotorheads
22nd Jul 2001, 22:52
Replies: 632
Views: 164,418
Posted By Lu Zuckerman

Thumbs down To: BIT I developed a computerized FMEA for...

To: BIT

I developed a computerized FMEA for Agusta for use on the A 129 and modified it for use on the EH 101. I worked for Agusta on a consulting basis for almost three years and then performed...
Forum: Rotorheads
22nd Jul 2001, 19:34
Replies: 632
Views: 164,418
Posted By Lu Zuckerman

Thumbs down To: BIT 1. Firstly I fail to see how the...

To: BIT

1. Firstly I fail to see how the presence or otherwise of a catastrophic event within the FMECA would directly change the reliability of an airframe. Surely reliability and availability...
Forum: Rotorheads
18th Jul 2001, 15:28
Replies: 632
Views: 164,418
Posted By Lu Zuckerman

Thumbs down The part about high reliability “aint necessarily...

The part about high reliability “aint necessarily so”. During the design phase all references to catastrophic failures were removed from the Failure Mode Effects Analyses and because of that, they...
Showing results 1 to 21 of 21


 
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