桁

héng

purlin

* * *

joist

* * *

joist

* * *

héng

n. pole plate, purlin, purline, ridgepole, girder

* * *

1)

hang2

cangue (stocks to punish criminals)

2)

heng2

pole plate, purlin (cross-beam in roof), ridge-pole

* * *

Ⅰ. 桁|桁 [háng] ► cangue (stocks to punish criminals)

Ⅱ. 桁|桁 [héng] ► pole plate ► purlin (cross-beam in roof) ► ridge-pole