#mechanical
// 24 posts tagged
Ten Arc-Seconds If I Learn Which Line Aligns
Precision Surveying Theodolite OperationThe theodolite measures angles more precisely than I can measure anything. The limitation is me, not the 61-year-old Swiss brass.
Six Centimetres of Silver Into a Gap I Couldn't See
Bicycle Frame BrazingMarc 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.
Twenty-Three Stitches Out Before the Snap Held Right
LeatherworkingThe 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.
The Pin Sits Forward of Where the Wind Lands
Weather Vane WhittlingThe tail needs more area, the nose needs more weight. Carving a contradiction and hoping brass sorts it out.
The Motor Hummed Till Dawn and the Film Took Dictation
Pinhole Streak Camera BuildingThe math says width equals constant over velocity. My stationary coffee mug begs to differ.
Seven Days of Pressure Before the Paper Remembered Cliffs
Barograph Chart ArtA barograph is basically a barometer that learned how to draw. Mine spent the week sketching April as a mountain range.
The Click That Refused to Become a Clack
Telegraph Sounder RestorationThree adjustment screws, twelve hours of forum reading, and I still can't make it clack properly.
Forty-Three Years of Oxide Before I Dare Press Play
Reel-to-Reel Tape RestorationThe machine came with a tape marked "DAD'S BIRTHDAY 1983." The heads are magnetized. No pressure.
Fifty Years of Basement Cold and Three Pieces of Nylon
Typewriter RestorationThe drawband snapped in my hands. This is not how the restoration forums said this would go.
One Baked Bone Before the Metal Stayed
Pewter CastingPet stores sell cuttlebone for birds. I bought twelve and filled them with molten pewter.
Eight Hours Before the Brass Remembers Flow
Espresso Machine RestorationThe eBay listing said it smelled of mould. The listing was accurate.
Nineteen Pins, Sixty Keys, and a Spacebar That Finally Quit
Mechanical Keyboard BuildingThe spacebar quit after fifteen years. Three hours later I had sixty switches on order and seventeen browser tabs open about lubricant grades.
What My Fingers Knew Before I Did
LockpickingForty-three seconds to open a lock that took twenty-seven days to learn. My fingers figured it out without telling me.
Seven Millimetres of Brass and Everything Else Is Wood
Pen TurningTurns out superglue makes an excellent lacquer if you polymerize it with friction and optimism.
Three Significant Figures and the Rest Was Memory
Slide Rule CollectingIt's 2 AM and I'm teaching myself to multiply. The year, somehow, is 2026.
Forty Minutes Until the Tomato Apologized
Knife SharpeningThe knife was tearing tomatoes. Forty minutes with a wet rock later, they started apologizing.
Twelve Dollars, One Kinked Spiral, and Fifteen Teeth Untouched
Mechanical Watch DisassemblyThe seller called it "parts only." I called it a twelve-dollar curriculum in precision.
Seventeen Jewels and One Hairline Fracture
Mechanical Watch DisassemblySeventeen jewels. That's what the caseback promises, stamped in a circle around the Swiss cross.
Fourteen Pins, One Crooked, and a Hymn Stuck in Brass
Cylinder Music Box Transcription PunchingFourteen pins. That's all I punched before I ruined the cylinder.
Three Cups, One Wobble, and a Northwest Gust
Mechanical Weather Vane InstrumentsPerfect day to build a device that measures exactly what I'm already annoyed by.
Eighty-Five Teeth and Mars Still Drifted
Orrery Clockwork Escapement PrintingEighty-five teeth for Mars. Forty-five for Earth. A fishing sinker doing orbital mechanics on my workbench.
The Box That Learned to Say No Seven Different Ways
Puzzle Box Mechanism DesignForty-four hobbies in, and this is the first one designed to frustrate someone else on purpose.
Five Pins, Zero Opens, and One Bent Hook
LockpickingThe pick bent on the third pin. The lock remains locked. Day 1 goes to the padlock.
Teaching a Junk-Drawer Nib to Remember Blue
Fountain Pen RestorationThe nib hasn't written since 1962. I'm fixing that with shellac, a brass shim, and excessive optimism.