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  1. Thread: Gps sales

    by BruceB
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    70
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    3,967

    Re: Gps sales

    Just to add two points:
    1) Your phone will chew through juice if it canít connect to the network. I assume the searching for signal uses more power than maintaining a signal. And itís continuously...
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    Sticky: Re: Cell Phone Camera Photo's - PLEASE contribute

    Magic. Shots like this that make me nostalgic, and a little sad.
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    Re: Questionable engine designs

    I have no idea what point youíre trying to make. You seem to want a more manual monitoring system. However in every one of your cases mentioned above the sensors failed to detect or could not...
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    Re: Trailer Coupling Height Increase

    So an M12 has a cross sectional area of 84.3mm^2. So just replace that in the above. You need to divide by 9.81 to get it in kg, that formula gives you N.

    Working in that you get about 2.5t of...
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    Re: Trailer Coupling Height Increase

    Assuming those are M16 coarse thread bolts:
    Nom stress area is 157mm^2
    Proof Stress for G8.8 is~640MPa
    If you torque them to 75% utilisation which is what most torque tables work on
    If we use a...
  6. Thread: Gps sales

    by BruceB
    Replies
    70
    Views
    3,967

    Re: Gps sales

    When we moved to Brisbane I brought my Garmin with me because as a poor immigrant I didnít want to pay mobile data costs. One look at the cost of a map for my Garmin and I was in the App Store...
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    Re: Questionable engine designs

    This^^^

    They did a DFMEA identified that the coolant leak could be an issue and then added a weep hole. Sounds like the boys did their homework.

    Subjecting a diesel engine designed to a price...
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    Re: Why is the new Triton not more popular?

    If making an appointment to buy a car is the new way of the market, then Oz is lagging way way behind RSA. Iíve never waited longer than five minutes in an Australian dealership before a rep was at...
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    Re: Puncture sealants

    If it works at road pressures it will work at off road pressures. Sealant has been used for years in mountain biking, but a liquid form, not a film like this. Itís always been limited on road bikes...
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    Re: Engine mounting bolt size

    Yes, 100% agree. Never meant to correct you, was just saying not to use the exact type in your photo. Apologies if I offended.
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    Re: Engine mounting bolt size

    Just to add the actual type of Rubber mount shown in that picture by Clive is a vibration damper. It should never be used as an engine mount, as a failure of the rubber would cause the engine to...
  12. Re: Teardrop Trailers/Caravans- Why are they not popular?

    I've watched the teardrop build threads on this forum with interest, but until this thread I never really understood the appeal. I've always been (and still am) a bit nervous that the cabin will...
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    Re: Another Aussie Trailer design

    Which unfortunately actually makes it quite competitive[emoji20]. The stuff is so bloody expensive here. You can take the SA price and multiply by about 1.7.

    And with Covid and the shut borders...
  14. Re: Teardrop Trailers/Caravans- Why are they not popular?

    How about this one?

    https://offgridtrailers.com/teardrop-camper/
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    School me on Pulleys

    You canít change potential energy with a pulley ratio. The advantage of pulleys are to reduce rope tension. Thatís the only advantage. The disadvantage is a massive relative increase in...
  16. Thread: Torque wrench

    by BruceB
    Replies
    16
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    891

    Re: Torque wrench

    Thanks, when I read your first post I was thinking it may be to get a even spread of lube into the ratchet system on a torque wrench that had been lying in a drawer for a year.

    On the 90% not...
  17. Thread: Torque wrench

    by BruceB
    Replies
    16
    Views
    891

    Re: Torque wrench

    Iíve pondered this myself. Iíve never had a car wheel bolt come loose, but my companionís came loose the first few 100kms. My theory is the relative quality of the components has an effect. ...
  18. Thread: Torque wrench

    by BruceB
    Replies
    16
    Views
    891

    Re: Torque wrench

    Iím always interested by this sort of information. If you donít mind me asking where weíre you thought this? Iíve spent a lot of time over the years learning about bolt theory, itís a simple device...
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    Re: Compression and Busbars

    0.2 for K is a it high for gal bolts. More like 0.15 or ~0.12 if you add a bit of lubricant.
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    Re: Why is the new Triton not more popular?

    Iím not sure I could afford the mods on that second one...
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    Re: Why a "high lift jack"

    Yes Iím aware of the energy input. Safety pins are quite frowned upon in most applications. Working in Oil and Gas Iím sure youíre aware of the term secondary retention.

    I think youíve missed...
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    Fracking in NE Namibia & western Botswana

    Ok, hereís some scientific research for an alternative view. These suggestions that drilling an eight inch hole 800m into the ground in the middle of Bots causes an earth quake that can be felt in...
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    Re: Why a "high lift jack"

    Personally I never let go of the handle when down is selected. If you run out of puff keep hold of the handle. Tea breaks are reserved for the way up, when the handle can be left lying down, I...
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    Re: Fracking in NE Namibia & western Botswana

    This is exactly the BS Iím talking about above, but anyway. Look at that bottom picture, compare it any of the ďafterĒ pictures. Itís not even remotely the same. Complete and utter scaremongering....
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    Re: Fracking in NE Namibia & western Botswana

    Too true, crash and burn. I actually heard somewhere (radio I think) that regular cell users have a 20% better chance of getting a tumour on their preferred side of holding the phone. I see now...
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    Re: Fracking in NE Namibia & western Botswana

    I beg to differ, but alas sensational media will always win. I thought the same as you until I actually became ďinvolvedĒ. Itís scientifically proven that cell phones give you brain tumours, and...
  27. Thread: Is this it?

    by BruceB
    Replies
    4,230
    Views
    471,308

    Is this it?

    https://www.forbes.com/sites/startswithabang/2017/06/06/how-much-co2-does-a-single-volcano-emit/?sh=51e608345cbf

    So from a Forbes article I found volcanic activity adds about 645 million t of CO2...
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    Re: Parking on an incline

    Interesting that the thrust is taken by a ball bearing. I would have thought a taper roller. Maybe the speeds are too high, or maybe it reconfirmed my suspicions that TRís are crap.
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    Re: Parking on an incline

    No worries if you put some 2SO in it sheíll be alright mate
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    Re: Parking on an incline

    Two things I like the fact that you think 415mm is a big bearing, secondly the effect is called brinelling and itís exactly the effect I alluded to in both my posts. Iíve never heard of it happening...
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    Re: Parking on an incline

    My previous reply may have been a bit shorthand.
    Gearsets are designed, well I know the AGMA method works that way and I believe proprietary systems would as well, for static loads. There is a ďKvĒ...
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    Re: Parking on an incline

    Ok, so Iíve designed a few industrial gear trains in my time, and while I understand your reasoning of a hydrodynamic bearing carrying the load itís not required to transmit static load. Gears, well...
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    Re: My 2A Forward Control

    Makes me want to pack the Ute ad follow you!
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    Re: Parabolic Leaf Springs.

    This^^

    Parabolic springs used to be known as road friendly springs. The differences are most marked on big springs, aka truck springs. Big truck springs get so hot on fatigue tester water will...
  35. Thread: Is this it?

    by BruceB
    Replies
    4,230
    Views
    471,308

    Re: Is this it?

    Serious question. Does the guy on the left actually represent a significant potion of the old defenders client base? Iíve really only seen them used as overlanders or pretend overlanders. Is the...
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