Variable Camshaft Patent US12599732B2 Granted to ITT Manufacturing
Summary
The USPTO granted Patent US12599732B2 to ITT Manufacturing Enterprises LLC on April 14, 2026. The patent covers a variable camshaft mechanism with single and multi-plane configurations that can be incorporated into portable bag valve mask based resuscitation devices. The invention includes 12 claims.
What changed
USPTO granted Patent US12599732B2 to ITT Manufacturing Enterprises LLC for a variable camshaft invention. The patent describes a single plane camshaft with a circular drive plate featuring two radial drive slots, four arms movably coupled in polar configuration, and a scroll plate enabling adjustable operation. Multi-plane versions include half drive plates arranged around a drive block. The invention may be incorporated into portable, motorized or manual bag valve mask resuscitation devices.
For manufacturers of medical resuscitation equipment, this patent establishes intellectual property rights that may affect product development. Companies developing similar variable camshaft mechanisms for medical devices should conduct freedom-to-operate analyses to assess potential infringement risks.
What to do next
- Monitor patent portfolio for potential licensing opportunities
- Review patent claims for freedom-to-operate analysis
Archived snapshot
Apr 16, 2026GovPing captured this document from the original source. If the source has since changed or been removed, this is the text as it existed at that time.
Variable camshaft
Grant US12599732B2 Kind: B2 Apr 14, 2026
Assignee
ITT Manufacturing Enterprises LLC
Inventors
A. David Sandiford
Abstract
A one or more plane, variable camshaft is described. The single plane camshaft includes a circular drive plate with two radial drive slots on opposing sides of the center, four arms movably coupled at respective endpoints and arranged in a polar configuration, and a scroll plate to allow adjustable operation of the camshaft. Multiple plane camshafts may include a number of half drive plates arranged around a drive block and secured to a base washer through a scroll block. The variable camshaft may be incorporated into portable, motorized or manual, bag valve mask based resuscitation devices or similar ones.
CPC Classifications
A61M 16/00 A61M 16/0045 A61M 16/0057-0084 A61M 16/20-209 A61M 2205/10 A61M 2205/8262 A61M 2205/8206 F16H 25/06 F16H 53/00-08
Filing Date
2021-06-01
Application No.
17922305
Claims
12
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Source
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