Spring Pull-Down, ACME Screw

Document #:

LIGO-D071309-v2

Document type:

D - Drawings

Abstract:

Part of HAM ISI Spring Pull-Down tool. A nut is screwed onto one end, then a hole is drilled and reamed through both the screw and the nut. A pin is then pressed through both parts, to effectively lock a hex head onto the top of the ACME screw.

Files in Document:

• D071309-V2.PDF (file is not accessible)

ICS/JIRA Record:

• ICS_LINK

Topics:

• Seismic Isolation
• Final Design

Authors:

• Andy Stein

Keywords:

HAM-ISI

Notes and Changes:

Release for Advanced LIGO procurement.

Changes from Enhanced LIGO version include:
1. Eliminated turned-down section of rod, per HPD red-line.

Referenced by:

• LIGO-D071499-v2: Asm, Spring Tension Screw