Results 1 to 10 of about 3,690,034 (201)

Increasing the machining productivity of the firing pin body part through automated tool selection

open access: yesTrudy Odesskogo Politehničeskogo Universiteta
The research addresses the issue of increasing the machining productivity of the “Firing Pin Body” part of the aerosol smoke system AEK-902 “Khmara”. The Ukrainian Armed Forces actively use the “Khmara” system to create dense smoke screens, including ...
Олександр Дмитрович Євдокимов   +4 more
doaj   +6 more sources

A model of friction for a pin-on-disc configuration with imposed pin rotation [PDF]

open access: yes, 2011
A friction model is developed by considering the Coulomb friction model, a probabilistic approach of wear prediction, the kinematics of the pin-on-disc configuration and the elastic theory of bending.
Hadfield, Mark   +3 more
core   +7 more sources

Investigation of methods to prevent pin‐holing defect in tableware ceramic industry

open access: yesInternational Journal of Ceramic Engineering & Science, 2022
Pin‐holing is one of the major glazing defects that the tableware ceramic industry is experiencing. It is evident from this research work that the pin‐holing defect can be prevented or at least reduced by optimizing composition and sintering profile ...
Muhammad Hasanuzzaman   +2 more
doaj   +1 more source

Intrinsic pH chemosensitivity of acutely dissociated medullary serotonergic and retrotrapezoid neurones. [PDF]

open access: yesJ Physiol
Abstract figure legend Central respiratory chemoreceptors (CRCs) are critical for maintaining normal systemic levels of pH and PCO2. A CRC must respond to pH via intrinsic mechanisms. Here we quantified intrinsic chemosensitivity of medullary 5‐HT neurones and retrotrapezoid nucleus (RTN) neurones using acute dissociation.
Wu Y, Bravo E, Richerson GB.
europepmc   +2 more sources

Dynamic Investigation of Pressure Activated Firing Pin for Mine-Explosive Devices [PDF]

open access: yes, 2011
In this paper we are going to present the improvements of the dynamic method for examining the membranes of landmines firing pin. The application of the modern measuring equipment provides and allows easy repeatability of a large number of trials of ...
Petreski, Drage   +3 more
core   +5 more sources

Firing pin impressions: a valuable feature for determining the orientation of the weapon at the time of shooting [PDF]

open access: yes, 2020
Sometimes the firearm forensic examiner is required to provide information useful to discriminate between suicide, homicide or accident, or between contradictory reconstructions of the events (like attempted murder versus accidental discharge).
Scomazzoni M. L.   +9 more
core   +1 more source

Prediction Of Firing Pin Shape And 3D Matching Of Shells And Firing Pins Based On Firing Pin Impressions In Primers [PDF]

open access: yes, 1997
A variable resolution video machine vision system has been built which will determine the 3-D shape of a firing pin from the dent it has made in the primer of a shell.
Andrade, Rafael A   +4 more
core   +1 more source

Increasing the fatigue life of the firearm firing pin using the explicit solver

open access: yes, 2021
Firing pin is a critical component in terms of firearm function. Tip of firing pin can break off due to repeated impact loading, which results in malfunction of the whole firearm. This master's thesis aims to propose changes in geometry of the firing pin
Adamec, Tomáš
core   +1 more source

The Influence of Specimen Misalignment on Wear in Conforming Pin on Disk Tests [PDF]

open access: yes, 2004
A pin-on-disk test apparatus was modified to decrease the degree of misalignment between the pin end and the disk counterface. This was achieved by separate alignment of both pin and disk.
Alcock, Jeffrey R.   +2 more
core   +1 more source

Science in the News - Newly discovered enzyme is \u27firing pin\u27 for plant immunity [PDF]

open access: yes, 2018
Fell, A. Newly Discovered Enzyme is Firing Pin for Plant Immunity. ScienceDaily. [Online] 2018, http://blogs.ucdavis.edu/egghead/2018/09/17/newly-discovered-enzyme-firing-pin-plant-immunity/ (accessed Oct 10, 2018)
Macam, Marx Joshua S
core  

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