---
publication_id: "OT-2026-000003207"
title: "Manual vacuum producing system having pressure indicator"
published_at: "2026-09-15T19:49:30.080631Z"
canonical_url: "https://opentechnical.org/p/OT-2026-000003207"
categories:
  - "lifting-positioning-manipulation/vacuum-lifting"
keywords:
  - "f04b39/0016"
  - "a61b17/8827"
  - "a61f2002/4685"
  - "b01f2101/20"
  - "b01f33/5011"
  - "f04b33/00"
---

# Manual vacuum producing system having pressure indicator

## Abstract

Drawing sheets for manual vacuum producing system having pressure indicator, reproduced from the published facsimile. The written description is in the original document, which is linked above.

## 1. Drawings

[0001] Sheet 1.

[0002] Sheet 2.

[0003] Sheet 3.

[0004] Sheet 4.

[0005] Sheet 5.

[0006] Sheet 6.

[0007] Sheet 7.

[0008] Sheet 8.

[0009] Sheet 9.