Abstract: Provided is a pressure detection device which includes: a pressure detection unit configured to detect a pressure transmitted to a diaphragm; a flow passage unit in which a flow passage and a diaphragm are formed, a fluid being made to flow through the flow passage along a flow direction from an inflow port to an outflow port, and the diaphragm being configured to transmit a pressure of the fluid flowing through the flow passage to the diaphragm; and a nut configured to allow the flow passage unit to be detachably mounted on the pressure detection unit. The pressure detection unit includes a mounting detection sensor configured to detect that the flow passage unit is mounted on the pressure detection unit in a state where the diaphragm and the diaphragm are in contact with each other.

Abstract: Provided is a connector including a plug to be fixed to an inner peripheral surface of an opening of a liquid storing container, and a socket to be detachably attached to the plug. The plug includes a plug body including, formed therein, a first liquid outflow passage, a first liquid inflow passage, and a first gas passage. The socket includes: a socket body including, formed therein, a second liquid outflow passage, a second liquid inflow passage, and a second gas passage; and a ball lock mechanism that allows lock balls to be engaged with engagement grooves formed along a circumferential direction about an axial line in an outer peripheral surface of the opening of the liquid storing container and fixes the lock balls to the engagement grooves.

Abstract: Provided is a connector including a plug and a socket. The socket includes: a socket body in which a second liquid outflow passage and a second liquid inflow passage are formed; a ball lock mechanism that is attached to the socket body and fixes the socket body to a key ring; and a switching mechanism that switches an open state and a closed state of a rotary valve. The switching mechanism includes an opening/closing arm that regulates releasing of the fixation of the socket body to the key ring by the ball lock mechanism in the open state.

Abstract: A connector including a plug and a socket. The socket includes: a socket body having an insertion hole formed therein; a columnar rotary valve inserted into the insertion hole; and a switching mechanism for switching an open state and a closed state. The rotary valve includes a pair of convex portions respectively in contact with both ends of the insertion hole to seal an outflow of a liquid; and a concave portion provided between the pair of convex portions and forming a cleaning space) in which a cleaning fluid is circulated between the concave portion and an inner peripheral surface of the insertion hole. The socket body includes a cleaning fluid inflow passage for guiding the cleaning fluid to the cleaning space and a cleaning fluid outflow passage through which the cleaning fluid flows out of the cleaning space.

Abstract: A photovoltaic element includes: a semiconductor substrate; a first i-type semiconductor film provided on a part of one of surfaces of the semiconductor substrate; a first semiconductor region including a first-conductivity-type semiconductor film provided on the first i-type semiconductor film; a first electrode layer provided on the first semiconductor region; a first conductive film interposed at least at a site between the first semiconductor region and the first electrode layer.

Abstract: A photoelectric conversion element includes an n-type semiconductor substrate, a p-type amorphous semiconductor film on the side of a first surface and side surface of the semiconductor substrate, an n-type amorphous semiconductor film on the first surface side of the semiconductor substrate, a p-electrode on the p-type amorphous semiconductor film, and an n-electrode on the n-type amorphous semiconductor film. The p-electrode is located on the p-type amorphous semiconductor film, which is placed on the first surface side and side surface of the semiconductor substrate.

Abstract: Provided is a pressure detection device which includes a pressure detection unit and a flow passage unit. The pressure detection unit includes a pressure sensor including a diaphragm and a first connection portion joined to the diaphragm. The flow passage unit includes a diaphragm and a second connection portion joined to the diaphragm. One of the first connection portion and the second connection portion is formed of a magnet, and the other of the first connection portion and the second connection portion is formed of a magnet or a magnetic body. In a state where the flow passage unit is mounted on the pressure detection unit, the first connection portion and the second connection portion are disposed in a state where the first connection portion and the second connection portion are attracted to each other by a magnetic force.

Abstract: Provided is a connector including a plug to be fixed to an inner peripheral surface of an opening of a liquid storing container, and a socket to be detachably attached to the plug. The plug includes a plug body in which a first liquid outflow passage, a first liquid inflow passage, and a first gas passage are formed. The socket includes a socket body including, formed therein, a second liquid outflow passage, a second liquid inflow passage), and a second gas passage; a rotary valve having an outflow through-hole and an inflow through-hole; and a switching mechanism for switching between an open state and a closed state when the rotary valve is rotated.

Abstract: Provided is a pressure detection device including: a pressure sensor including a pressure detection surface for detecting a pressure of a fluid; and a flow channel unit having a flow channel formed therein to guide the fluid to the pressure detection surface. The flow channel unit includes a flow channel body having the flow channel 21a formed therein, and an earth ring disposed in contact with the pressure sensor. The earth ring is formed of a conductive fluororesin material including a fluororesin material and a conductive material in which the fluororesin material is dispersed, and is maintained at a ground potential.

Abstract: A photovoltaic device includes: a semiconductor substrate stretching in a first direction and a second direction that intersects the first direction; and a first amorphous semiconductor film and a second amorphous semiconductor film both provided on the semiconductor substrate. The second amorphous semiconductor film has a differ conductivity type from the first amorphous semiconductor The first amorphous semiconductor film and the second amorphous semiconductor film are divided into a plurality of sections in the first direction and the second direction. Therefore, the photovoltaic device has an improved heat resistance.

Abstract: Provided is a connector including: a plug to be attached to an opening of a liquid storing container and attached to an inner peripheral surface of the opening; a key ring to be attached to an outer peripheral surface of the opening extending along an axial line and including a key hole portion disposed at an outside of the outer peripheral surface with respect to the axial line; and a socket to be detachably attached to the plug and including a key rod portion to be engaged with the key hole portion. The plug and the socket are coupled together in a state where the key hole portion and the key rod portion are engaged with each other.

Abstract: A connector including a plug and a socket. The socket includes: a socket body having an insertion hole formed therein; a columnar rotary valve inserted into the insertion hole; and a switching mechanism for switching an open state and a closed state. The rotary valve includes a pair of convex portions respectively in contact with both ends of the insertion hole to seal an outflow of a liquid; and a concave portion provided between the pair of convex portions and forming a cleaning space) in which a cleaning fluid is circulated between the concave portion and an inner peripheral surface of the insertion hole. The socket body includes a cleaning fluid inflow passage for guiding the cleaning fluid to the cleaning space and a cleaning fluid outflow passage through which the cleaning fluid flows out of the cleaning space.

Abstract: Provided is a connector including a plug and a socket. The socket includes: a socket body in which a second liquid outflow passage and a second liquid inflow passage are formed; a ball lock mechanism that is attached to the socket body and fixes the socket body to a key ring; and a switching mechanism that switches an open state and a closed state of a rotary valve. The switching mechanism includes an opening/closing arm that regulates releasing of the fixation of the socket body to the key ring by the ball lock mechanism in the open state.

Abstract: Provided is a connector including a plug to be fixed to an inner peripheral surface of an opening of a liquid storing container, and a socket to be detachably attached to the plug. The plug includes a plug body in which a first liquid outflow passage, a first liquid inflow passage, and a first gas passage are formed. The socket includes a socket body including, formed therein, a second liquid outflow passage, a second liquid inflow passage), and a second gas passage; a rotary valve having an outflow through-hole and an inflow through-hole; and a switching mechanism for switching between an open state and a closed state when the rotary valve is rotated.

Abstract: Provided is a connector including a plug to be fixed to an inner peripheral surface of an opening of a liquid storing container, and a socket to be detachably attached to the plug. The plug includes a plug body including, formed therein, a first liquid outflow passage, a first liquid inflow passage, and a first gas passage. The socket includes: a socket body including, formed therein, a second liquid outflow passage, a second liquid inflow passage, and a second gas passage; and a ball lock mechanism that allows lock balls to be engaged with engagement grooves formed along a circumferential direction about an axial line in an outer peripheral surface of the opening of the liquid storing container and fixes the lock balls to the engagement grooves.

Abstract: To improve connectivity with tubes to be connected to an inlet and an outlet of a flow passage, while increasing the rapidity of an operation of changing a fluid to be passed through the flow passage and also increasing the safety. Provided is a pressure detecting device including a pressure detecting unit detecting a pressure transmitted to a diaphragm, a flow passage unit having a diaphragm for transmitting a pressure of a fluid flowing through the flow passage to the diaphragm, and a nut for removably mounting the flow passage unit onto the pressure detecting unit. The nut mounts the flow passage unit onto the pressure detecting unit when a position of a positioning groove of the pressure detecting unit about an axis coincides with a position of a positioning projection of the flow passage unit about an axis.

Abstract: The valve-integrating container includes a container body and a valve mechanism switching whether a liquid stored in the container body is allowed to flow out. The valve mechanism has a spring, a spring supporting part, and a valve plug. The spring supporting part has a liquid flow channel formed in a cylindrical shape extending along the axis, a lower end portion mounted to an internal threads of a reduced-diameter portion, an upper end portion projecting toward the enlarged-diameter portion, and a guide groove formed on a lower end side outer circumferential surface for guiding a liquid stored in a connecting portion downwardly. The valve plug has on its outer circumferential surface a guide groove guiding the liquid guided by the guide groove downwardly to an opening portion.

Abstract: There is provided a photoelectric conversion device which can prevent the contact resistance between a non-crystalline semiconductor layer containing impurities and an electrode formed on the non-crystalline silicon layer from increasing, and can improve the element characteristics. A photoelectric conversion element (10) includes a silicon substrate (12), a first non-crystalline semiconductor layer (20n), a second non-crystalline semiconductor layer (20p), a first electrode (22n), and a second electrode (22p). One electrode (22n) includes first conductive layers (26n, 26p), and second conductive layers (28n, 28p). The first conductive layers (26n, 26p) have a first metal as a main component. The second conductive layers (28n, 28p) contain a second metal which is more likely to be oxidized than the first metal, are formed to be in contact with the first conductive layers (26n, 26p), and are disposed to be closer to the silicon substrate (12) than the first conductive layers (26n, 26p).

Abstract: The valve-integrating container includes a container body and a valve mechanism switching whether a liquid stored in the container body is allowed to flow out. The valve mechanism has a spring, a spring supporting part, and a valve plug. The spring supporting part has a liquid flow channel formed, in a cylindrical shape extending along the axis, a lower end portion mounted to an internal threads of a reduced-diameter portion, an upper end portion projecting toward the enlarged-diameter portion, and a guide groove formed on a lower end side outer circumferential surface for guiding a liquid stored in a connecting portion downwardly. The valve plug has on its outer circumferential surface a guide groove guiding the liquid guided by the guide groove downwardly to an opening portion.

Abstract: Provided is a liquid withdrawing system in which a plug attached to an opening portion of an inner container includes a cylindrical contact portion, an engaging claw connected to a lower end of the cylindrical contact portion, a cylindrical guide portion connected to a lower end of the engaging claw, a siphon tube and a flow channel portion having a liquid flow channel and a gas flow channel, and in the liquid withdrawing system, a second length in an axis direction from a lower end of the cylindrical guide portion to a distal end of the siphon tube is shorter than a first length in an axis direction from an upper end of the opening portion to the bottom surface of the inner container, and a third length in the axis direction from the engaging claw to the distal end of the siphon tube is longer than the first length.