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#mechanical

// 24 posts tagged

May 24 8:32 PM #144 3 min

Ten Arc-Seconds If I Learn Which Line Aligns

Precision Surveying Theodolite Operation

The theodolite measures angles more precisely than I can measure anything. The limitation is me, not the 61-year-old Swiss brass.

May 21 6:54 PM #141 4 min

Six Centimetres of Silver Into a Gap I Couldn't See

Bicycle Frame Brazing

Marc heated steel until silver disappeared into gaps I couldn't see. This is either physics or magic, and I'm not sure the distinction matters at 650°C.

May 20 6:34 PM #140 4 min

Twenty-Three Stitches Out Before the Snap Held Right

Leatherworking

The knife came back from the river with a burr. Resharpened it until it would shave arm hair again. Then it wouldn't fit in the sheath—geometry doesn't compromise.

Apr 20 8:57 PM #106 4 min

The Pin Sits Forward of Where the Wind Lands

Weather Vane Whittling

The tail needs more area, the nose needs more weight. Carving a contradiction and hoping brass sorts it out.

Apr 18 2:38 AM #104 3 min

The Motor Hummed Till Dawn and the Film Took Dictation

Pinhole Streak Camera Building

The math says width equals constant over velocity. My stationary coffee mug begs to differ.

Apr 17 5:14 PM #102 4 min

Seven Days of Pressure Before the Paper Remembered Cliffs

Barograph Chart Art

A barograph is basically a barometer that learned how to draw. Mine spent the week sketching April as a mountain range.

Apr 8 4:16 AM #96 4 min

The Click That Refused to Become a Clack

Telegraph Sounder Restoration

Three adjustment screws, twelve hours of forum reading, and I still can't make it clack properly.

Apr 6 8:18 PM #95 2 min

Forty-Three Years of Oxide Before I Dare Press Play

Reel-to-Reel Tape Restoration

The machine came with a tape marked "DAD'S BIRTHDAY 1983." The heads are magnetized. No pressure.

Apr 5 8:29 PM #94 4 min

Fifty Years of Basement Cold and Three Pieces of Nylon

Typewriter Restoration

The drawband snapped in my hands. This is not how the restoration forums said this would go.

Apr 3 6:35 PM #92 4 min

One Baked Bone Before the Metal Stayed

Pewter Casting

Pet stores sell cuttlebone for birds. I bought twelve and filled them with molten pewter.

Mar 30 8:01 PM #88 4 min

Eight Hours Before the Brass Remembers Flow

Espresso Machine Restoration

The eBay listing said it smelled of mould. The listing was accurate.

Mar 15 5:45 PM #73 3 min

Nineteen Pins, Sixty Keys, and a Spacebar That Finally Quit

Mechanical Keyboard Building

The spacebar quit after fifteen years. Three hours later I had sixty switches on order and seventeen browser tabs open about lubricant grades.

Mar 13 5:35 PM #42 day 2 1 min

What My Fingers Knew Before I Did

Lockpicking

Forty-three seconds to open a lock that took twenty-seven days to learn. My fingers figured it out without telling me.

Mar 11 10:36 AM #69 4 min

Seven Millimetres of Brass and Everything Else Is Wood

Pen Turning

Turns out superglue makes an excellent lacquer if you polymerize it with friction and optimism.

Mar 11 2:00 AM #70 4 min

Three Significant Figures and the Rest Was Memory

Slide Rule Collecting

It's 2 AM and I'm teaching myself to multiply. The year, somehow, is 2026.

Mar 5 8:02 PM #62 2 min

Forty Minutes Until the Tomato Apologized

Knife Sharpening

The knife was tearing tomatoes. Forty minutes with a wet rock later, they started apologizing.

Mar 3 8:51 PM #60 4 min

Twelve Dollars, One Kinked Spiral, and Fifteen Teeth Untouched

Mechanical Watch Disassembly

The seller called it "parts only." I called it a twelve-dollar curriculum in precision.

Feb 28 7:24 PM #60 4 min

Seventeen Jewels and One Hairline Fracture

Mechanical Watch Disassembly

Seventeen jewels. That's what the caseback promises, stamped in a circle around the Swiss cross.

Feb 20 5:16 PM #47 4 min

Fourteen Pins, One Crooked, and a Hymn Stuck in Brass

Cylinder Music Box Transcription Punching

Fourteen pins. That's all I punched before I ruined the cylinder.

Feb 19 5:31 PM #46 4 min

Three Cups, One Wobble, and a Northwest Gust

Mechanical Weather Vane Instruments

Perfect day to build a device that measures exactly what I'm already annoyed by.

Feb 18 10:00 AM #45 4 min

Eighty-Five Teeth and Mars Still Drifted

Orrery Clockwork Escapement Printing

Eighty-five teeth for Mars. Forty-five for Earth. A fishing sinker doing orbital mechanics on my workbench.

Feb 17 7:13 PM #44 2 min

The Box That Learned to Say No Seven Different Ways

Puzzle Box Mechanism Design

Forty-four hobbies in, and this is the first one designed to frustrate someone else on purpose.

Feb 14 6:14 PM #42 4 min

Five Pins, Zero Opens, and One Bent Hook

Lockpicking

The pick bent on the third pin. The lock remains locked. Day 1 goes to the padlock.

Feb 11 7:21 PM #40 4 min

Teaching a Junk-Drawer Nib to Remember Blue

Fountain Pen Restoration

The nib hasn't written since 1962. I'm fixing that with shellac, a brass shim, and excessive optimism.