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Changing Angles

Skate blog on math and politics.

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Data10 Comments

Stooge 3-link truck: skating in never-never land

October 7, 2022October 14, 2022 Ⓐ

A fantasy steam-punk machine that looks kinda cool, if that’s your thing, until you realize it can’t possibly exist, because it violates the laws of nature and logic. Continue reading Stooge 3-link truck: skating in never-never land

MathLeave a comment
Skateboard Balance line: cover

Skateboard geometry: balance line

November 3, 2021November 3, 2021 Ⓐ

The basic idea I’d like to convey with this post is that a skateboard always balances on the line that connects the two centers of the axles of the trucks. Continue reading Skateboard geometry: balance line

Data2 Comments
Torsion Tails cover for post

GBomb’s Torsion Tails: a closer look

October 6, 2021October 26, 2021 Ⓐ

The Torsion Tails are a line of rear trucks made by GBomb specifically for platform decks. In this post I examine the design. Continue reading GBomb’s Torsion Tails: a closer look

Interview, Political economy2 Comments
Lena from MelonenKacke

MelonenKacke: interview with Lena

September 1, 2021June 2, 2022 Ⓐ

Lena Meringdal, deck maker and distance skating athlete, talks about her skate brand, MelonenKacke Longboards. This interview covers her brand’s story, lineup, R&D and marketing strategy. Continue reading MelonenKacke: interview with Lena

SociologyLeave a comment

The distance skating scene: a miniature market oligarchy

July 7, 2021July 16, 2021 Ⓐ

The distance skating scene is a small insulated social world that includes all the main spheres and dynamics one sees in an oligarchic market polity. Continue reading The distance skating scene: a miniature market oligarchy

Political economy, Sociology

Protected: A look at the cult of Independent Trucks (Luecke, A. (2018). Jenkem Magazine)

June 25, 2021July 5, 2021 Ⓐ

There is no excerpt because this is a protected post. Continue reading Protected: A look at the cult of Independent Trucks (Luecke, A. (2018). Jenkem Magazine)

Data2 Comments
Curfboard Model

Curfboard: a closer look

June 2, 2021September 9, 2021 Ⓐ

Curfboard is a simple but ingenious design, which shows that innovation can still happen in an oligopolistic, stale market. It would be better though if Curfboard’s marketing steered clear of speciousness and didn’t thus undermine its own reliability. Continue reading Curfboard: a closer look

Data9 Comments

TKP trucks: history and quirks

May 5, 2021September 26, 2022 Ⓐ

The TKP template has been with us entirely unchanged for many decades, during which materials technology and consumer needs have evolved. However, some things that are characteristic about TKPs are not also essential. In this post I want to examine two ubiquitous but not defining characteristics of TKPs, which truck makers ought to reconsider. Continue reading TKP trucks: history and quirks

MathLeave a comment

Ideal truck angles

April 7, 2021July 8, 2021 Ⓐ

How do we decide which angles our trucks should be wedged to? In a post addressed to beginners, I propose a process and explain the reasoning behind it. Continue reading Ideal truck angles

Sociology5 Comments

The roots of LDP: distance sports or slalom?

March 3, 2021July 5, 2021 Ⓐ

Is LDP a kind of skateboarding, or does it belong under the distance skating umbrella? In this post, I make an effort to define this sport. Continue reading The roots of LDP: distance sports or slalom?

Data2 Comments

Major Arc: a couple of problems

February 3, 2021July 16, 2021 Ⓐ

Major Arc is marketing a design that isn’t, and never could be, geometrically consistent. In this article, I explain what makes the design unworkable. The real question is whether they already knew about this. Continue reading Major Arc: a couple of problems

DataLeave a comment

RKP – TKP: term pertinence

January 8, 2021September 10, 2021 Ⓐ

In this short post I want to explain why I think the terms “TKP” and “RKP” do not really tell us much about how trucks work. Continue reading RKP – TKP: term pertinence

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Creative Commons License This work is licensed under a Creative Commons Attribution-Share Alike 4.0 International License, unless I indicate "work by others", or "credit goes to..." (with hyperlinks to the sources), in which case that work should be considered copyrighted. So, please give credit where it's due.

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