Search:

Type: Posts; User: rob streeper

Page 1 of 62 1 2 3 4

Search: Search took 0.29 seconds.

  1. Replies
    26
    Views
    14,645

    Might need a placard warning users of the...

    Might need a placard warning users of the alignment issue, don't want any accidents.:oo:
  2. Yep, too bad it wasn't real, the deal on offer...

    Yep, too bad it wasn't real, the deal on offer was pretty sweet at $5M for a 10% stake.
  3. Identity theft scam using forged Japanese passport

    A while back we signed up for a membership on an investment matching website Invstor.com (Investors | The Largest Investor Network at Startups.co | Invstor.com)

    After the trial period finished we...
  4. Replies
    147
    Views
    25,236

    Prefer frying bacon? From art history class I...

    Prefer frying bacon?
    From art history class I recall something about a bare foot implicating willingness or availability:doh:.

    Shoes as symbols in art

    Interpretation of a dream in which you...
  5. Replies
    147
    Views
    25,236

    Now for a look at the flatness of the bed...

    Now for a look at the flatness of the bed instrumentally.

    Here is the rig I used to set the plane up such that the bed is as close as I can get it to parallel to the top of the surface plate. ...
  6. Replies
    147
    Views
    25,236

    Stewie, The highest of the contact points was...

    Stewie,

    The highest of the contact points was the thin raised ridge or burr on the left margin.
  7. Replies
    147
    Views
    25,236

    This is how the blade was contacting the bed...

    This is how the blade was contacting the bed before I started scraping.

    458498
  8. Replies
    60
    Views
    5,616

    Thanks Paul, Rather than reinvent the wheel I...

    Thanks Paul,

    Rather than reinvent the wheel I find it more profitable to investigate what has gone before, in this case saw blade tapering, as a guide in doing my own work.

    What I've found is...
  9. Replies
    20
    Views
    6,582

    #2.

    #2.
  10. Replies
    147
    Views
    25,236

    I hope not.

    I hope not.
  11. Replies
    147
    Views
    25,236

    Matt, Lapping is the more expensive technique,...

    Matt,

    Lapping is the more expensive technique, both in time and money.

    For lapping you need an iron lapping plate or more preferably three, the expensive thing(s), and an assortment of...
  12. Replies
    60
    Views
    5,616

    Could be, there are plenty of false idols and...

    Could be, there are plenty of false idols and prophets around :).
  13. Replies
    60
    Views
    5,616

    Paul There does seem to be an overlap of the...

    Paul

    There does seem to be an overlap of the #7's and the #77's in the 1878-1888 time period as I have a marked 77 from the early part of that range and an unmarked taper ground saw, the plate of...
  14. Replies
    147
    Views
    25,236

    Ian, Yes, I thought about that too while...

    Ian,

    Yes, I thought about that too while scraping the bed.

    When I started the blade was bearing on the right near the mouth and toward the bed. On the left it was resting on a ridge left...
  15. Replies
    147
    Views
    25,236

    Matt, Yes, the bottom side of the iron is...

    Matt,

    Yes, the bottom side of the iron is lapped, coated with spotting compound and then inserted into the plane.

    Cheers,
    Rob
  16. Replies
    147
    Views
    25,236

    Cleaning up my phone pictures and saw that I did...

    Cleaning up my phone pictures and saw that I did take a pic of the plane with the 6" flat wringing down. The interference bands are somewhat harder to see because the flat is made of Zerodur which...
  17. Replies
    147
    Views
    25,236

    It took a while to scrape the blade bed flat...

    It took a while to scrape the blade bed flat because I could only approach it from the ends of the plane but I think I got pretty good contact.

    458384


    The two pads on either side of the...
  18. Replies
    60
    Views
    5,616

    Disston No. 77 and 7 saw features

    Here is a family portrait of the Disston No 77's (left column and bottom) and No. 7's (right column) discussed above.

    458376


    All of the above saws have double houndstooth features at the top...
  19. Replies
    60
    Views
    5,616

    Paul, I think the hollow grinding is an...

    Paul,

    I think the hollow grinding is an artifact of the grinding technique. Unless the thickness is monitored instrumentally it is relatively hard to control. A hollow ground blade, sharpened a...
  20. Replies
    8
    Views
    999

    If you don't yet want to take the plunge on...

    If you don't yet want to take the plunge on French rasps, which I highly recommend, you can get a good wood shaper in Nicholson Superior milled tooth files like this: VTG. NICHOLSON , SUPERIOR, 12"...
  21. Replies
    60
    Views
    5,616

    Wenzloff 77's

    These saws both have plates that are 0.025" at the toothline. The larger saw is 16" with 8ppi / 12 ppi differential toothing. The smaller is 14" and has 12 ppi / 15 ppi toothing (Yes I counted,...
  22. Replies
    60
    Views
    5,616

    Disston No. 77 Handsaw

    To round out this study of No. 77's here is the data for the handsaw. This saw has an 1896-1918 medallion, a 26" toothline it's toothed 8 ppi and is owner stamped J.S.Potter.

    I'd been searching...
  23. Replies
    60
    Views
    5,616

    458308458306 It seems that Disston didn't...

    458308458306

    It seems that Disston didn't start to really grind the saws heavily until the last period of production from 1896-1918. From the 1850's up until 1875 the grind depth was about 0.005"...
  24. Replies
    2,247
    Views
    237,845

    I see, the wind helps to keep the flat surface...

    I see, the wind helps to keep the flat surface clear of obstructions - correct?
  25. Replies
    60
    Views
    5,616

    Paul, That's a question that I have yet to...

    Paul,

    That's a question that I have yet to address. I've found that the smaller and thinner saws in this series have less taper, by the 1896-1918 period the saw plates of my examples all started...
  26. Replies
    2,247
    Views
    237,845

    Uncluttered flat surface? What's that?

    Uncluttered flat surface? What's that?
  27. Replies
    60
    Views
    5,616

    1878-1888 Disston No. 77

    458245458244

    From what I see on the Disstonian Institute website this saw is from the second production period of No. 77's (Online Reference of Disston Saws -- No. 77 Models). The medallion...
  28. Replies
    147
    Views
    25,236

    Quick check with spotting compound

    458067458066458065
  29. Replies
    6
    Views
    818

    I use mine to cut Palo Santo and Jatoba saw...

    I use mine to cut Palo Santo and Jatoba saw handles, I use a spiral blade to allow for sharp direction changes.
  30. Replies
    147
    Views
    25,236

    Now with the blade back lapped with 9 micron...

    Now with the blade back lapped with 9 micron compound. 458063458062

    Note that the first 5 cuts at each shaving thickness exhibit the lowest standard deviation, I think this means that the plane...
  31. Replies
    11
    Views
    1,690

    In my experience hydrocarbons, particularly...

    In my experience hydrocarbons, particularly aromatics and halogenated, aggravate autoimmune issues. We've seen similar in the lab and the scientific literature contains numerous examples.
  32. Replies
    60
    Views
    5,616

    Pre-1860 Disston No. 7/77?

    Here's the oldest saw I have of this type.

    458017


    No stars adjacent to the wingtips of the eagle.

    458016

    As you can see the toothline has drifted up over the years because of sharpening...
  33. Replies
    60
    Views
    5,616

    Did the No. 7 backsaw become the No. 77?

    Here are three earlier taper ground backsaws.

    458012


    The upper and lower saws are 1860-1865 production, the middle is an 1865-1871 bearing an '& son' medallion. The saw at the bottom of the...
  34. Replies
    11
    Views
    1,690

    Gasoline especially and motor oil. Any solvents,...

    Gasoline especially and motor oil. Any solvents, particularly those containing aromatic hydrocarbons such as lacquer thinner and chlorinated solvents such as parts cleaners.
  35. Replies
    11
    Views
    1,690

    Be careful with exposure to hydrocarbons, on your...

    Be careful with exposure to hydrocarbons, on your skin or via inhalation.:)
  36. Replies
    28
    Views
    11,417

    THANK YOU I wish you and your wife the best Evan.

    I wish you and your wife the best Evan.
  37. Replies
    147
    Views
    25,236

    Hi Michael, Thanks very much for your...

    Hi Michael,

    Thanks very much for your contribution. Yes, globally the sole of my plane is flat, at least within the sensitivity of the tools I have available to measure it. My largest optical...
  38. Replies
    60
    Views
    5,616

    Not done yet...

    Here are three earlier taper ground Disston backsaws.

    457738

    The uppermost saw in the picture, made between 1888 and 1896 with a blade length of 16", is the only one that has a legible...
  39. Replies
    60
    Views
    5,616

    This is my deep throat micrometer. 457639 ...

    This is my deep throat micrometer.

    457639

    The burette clamps came from a recent bulk pickup - there were quite a few and a nice electric hotplate on the roadside. The ringstand is another...
  40. Replies
    60
    Views
    5,616

    The grid is metric, the thickness is inch. ...

    The grid is metric, the thickness is inch. Growing up in a mixed system I'm kind of ambidextrous. Below you'll see the coordinate system I used.

    457634
  41. Replies
    14
    Views
    811

    Model? 8 or 12 (without wheat?) I think. I have...

    Model? 8 or 12 (without wheat?) I think. I have seen that diamond shaped indentation on saws in my collection, I think they may be a kind of hardness test.
  42. Replies
    60
    Views
    5,616

    Blade Grind Profiles of three Golden Era Disston No. 77's

    Here are the saws. Two are 12" and one is 8".

    457618


    The etches are a little hard to see on the 12" saws but here are some better shots.

    457619457617
  43. Replies
    147
    Views
    25,236

    Lapping the blade is nothing compared to the...

    Lapping the blade is nothing compared to the sole. Pushing the plane has gotten a lot easier. I can now take a continuous full length shaving of just under 0.001".

    Translated, all of the data...
  44. Replies
    147
    Views
    25,236

    Lapping with 15 micron compound made a big...

    Lapping with 15 micron compound made a big difference.457584
    Comparison of the blade lapped with 30 micron compound to the results with 15 micron compound.


    457583
  45. Replies
    147
    Views
    25,236

    Re-scaling the before and after plots helps...

    Re-scaling the before and after plots helps illustrate what I mean.


    457527
  46. Replies
    147
    Views
    25,236

    457523 Lapping the blade made a big...

    457523

    Lapping the blade made a big difference, 15 micron next.
  47. Replies
    147
    Views
    25,236

    Looks like the bedding of the blade could be...

    Looks like the bedding of the blade could be better too.

    457475

    457474
  48. Replies
    147
    Views
    25,236

    Finally looks like I hit the point of diminishing returns

    457409

    Looks like this plane sole likes to be very flat, lapped with 6 (3 or 4 thousand ish grit) compound or better, to deliver the best performance. Now on to the blade back...
  49. Replies
    32
    Views
    21,023

    Water stones work fine, takes a lot of effort...

    Water stones work fine, takes a lot of effort though.
  50. You'll need a good straight edge to re-set your...

    You'll need a good straight edge to re-set your outfeed table. Remove the inserts from the new cutter head to avoid damaging them or yourself during installation.
Results 1 to 50 of 3065
Page 1 of 62 1 2 3 4